Vascular plants of Andalusia
Biodiversity centres in the Mediterranean Basin
Over 4.000 species
10% of endemics
10% of threathened species
10% of aliens
MIGUEL CUETO, MANUEL MELENDO, ESTHER GIMÉNEZ, JULIÁN FUENTES, ENRIQUE LÓPEZ CARRIQUE & GABRIEL BLANCA (2018). First updated checklist of the vascular flora of Andalusia (S of Spain), one of the main biodiversity centres in the Mediterranean Basin. Phytotaxa, 339: 95 pp.
| ID | Traditional groups | Orden | Taxon | Family | Origin | Endemic | Cons stat | Form |
|---|---|---|---|---|---|---|---|---|
| 1 | Pinophyta (Gymnospermae) | Abies alba Mill. | Pinaceae | alien | NO | NE | Ph | |
| 2 | Pinophyta (Gymnospermae) | Abies pinsapo Boiss. | Pinaceae | native | YES | EN | Ph | |
| 3 | Dicotyledoneae or Magnoliopsida | Abutilon theophrasti Medik. | Malvaceae | alien | NO | NE | Th | |
| 4 | Dicotyledoneae or Magnoliopsida | Acacia cyclops G. Don | Fabaceae | alien | NO | NE | Ph | |
| 5 | Dicotyledoneae or Magnoliopsida | Acacia dealbata Link | Fabaceae | alien | NO | NE | Ph | |
| 6 | Dicotyledoneae or Magnoliopsida | Acacia farnesiana (L.) Willd. | Fabaceae | alien | NO | NE | Ph | |
| 7 | Dicotyledoneae or Magnoliopsida | Acacia karroo Hayne | Fabaceae | alien | NO | NE | Ph | |
| 8 | Dicotyledoneae or Magnoliopsida | Acacia mearnsii De Wild. | Fabaceae | alien | NO | NE | Ph | |
| 9 | Dicotyledoneae or Magnoliopsida | Acacia retinodes Schltdl. | Fabaceae | alien | NO | NE | Ph | |
| 10 | Dicotyledoneae or Magnoliopsida | Acacia saligna (Labill.) H.L. Wendl. | Fabaceae | alien | NO | NE | Ph | |
| 11 | Dicotyledoneae or Magnoliopsida | Acanthus mollis L. | Acanthaceae | alien | NO | NE | Hem | |
| 12 | Dicotyledoneae or Magnoliopsida | 0 | Acer campestre L. | Sapindaceae (Aceraceae) | alien | NO | NE | Ph |
| 13 | Dicotyledoneae or Magnoliopsida | 0 | Acer monspessulanum L. subsp monspessulanum | Sapindaceae (Aceraceae) | native | NO | NT | Ph |
| 14 | Dicotyledoneae or Magnoliopsida | 0 | Acer negundo L. | Sapindaceae (Aceraceae) | alien | NO | NE | Ph |
| 15 | Dicotyledoneae or Magnoliopsida | 0 | Acer opalus Mill. subsp granatense (Boiss.) Font Quer & Rothm | Sapindaceae (Aceraceae) | native | NO | NT | Ph |
| 16 | Dicotyledoneae or Magnoliopsida | 0 | Acer pseudoplatanus L. | Sapindaceae (Aceraceae) | alien | NO | NE | Ph |
| 17 | Liliopsida (Monocotyledones) | Aceras anthropophorum (L.) W.T. Aiton | Orchidaceae | native | NO | LC | G | |
| 18 | Dicotyledoneae or Magnoliopsida | Achillea ageratum L. | Asteraceae | native | NO | LC | Hem | |
| 19 | Dicotyledoneae or Magnoliopsida | Achillea filipendulina Lam. | Asteraceae | native | NO | LC | Hem | |
| 20 | Dicotyledoneae or Magnoliopsida | Achillea millefolium L. | Asteraceae | native | NO | NT | Hem | |
| 21 | Dicotyledoneae or Magnoliopsida | Achillea odorata L. | Asteraceae | native | NO | LC | Hem | |
| 22 | Dicotyledoneae or Magnoliopsida | Achillea santolinoides Lag. | Asteraceae | native | NO | VU | Ch | |
| 23 | Liliopsida (Monocotyledones) | Achnatherum bromoides (L.) P. Beauv. | Poaceae | native | NO | LC | Hem | |
| 24 | Liliopsida (Monocotyledones) | Achnatherum calamagrostis (L.) P. Beauv. | Poaceae | native | NO | VU | Hem | |
| 25 | Dicotyledoneae or Magnoliopsida | Achyranthes sicula (L.) All. | Amaranthaceae | alien | NO | NE | Ch | |
| 26 | Dicotyledoneae or Magnoliopsida | Achyrophorus rutea (Talavera) Talavera | Asteraceae | native | NO | CR | Hem | |
| 27 | Dicotyledoneae or Magnoliopsida | Achyrophorus stuessyi F.J. Jiménez, M.Á. Ortiz & M. Talavera | Asteraceae | native | NO | DD | Th | |
| 28 | Dicotyledoneae or Magnoliopsida | Achyrophorus valdesii F.J. Jiménez, M.Á. Ortiz & M.Talavera | Asteraceae | native | NO | LC | Th | |
| 29 | Dicotyledoneae or Magnoliopsida | Acinos alpinus (L.) Moench | Lamiaceae | native | NO | LC | Ch | |
| 30 | Dicotyledoneae or Magnoliopsida | Acinos arvensis (Lam.) Dandy | Lamiaceae | native | NO | LC | Th | |
| 31 | Dicotyledoneae or Magnoliopsida | Acinos rotundifolius Pers. | Lamiaceae | native | NO | LC | Th | |
| 32 | Liliopsida (Monocotyledones) | Acis autumnalis (L.) Sweet | Amaryllidaceae | native | NO | LC | G | |
| 33 | Liliopsida (Monocotyledones) | Acis trichophylla G. Don | Amaryllidaceae | native | NO | LC | G | |
| 34 | Dicotyledoneae or Magnoliopsida | Aconitum burnatii Gáyer | Ranunculaceae | native | NO | VU | G | |
| 35 | Dicotyledoneae or Magnoliopsida | Aconitum lycoctonum L. subsp lycoctonum | Ranunculaceae | native | NO | NT | G | |
| 36 | Dicotyledoneae or Magnoliopsida | Adenocarpus argyrophyllus (Rivas Goday) Caball. | Fabaceae | native | NO | DD | Ph | |
| 37 | Dicotyledoneae or Magnoliopsida | Adenocarpus aureus (Cav.) Pau | Fabaceae | native | NO | DD | Ph | |
| 38 | Dicotyledoneae or Magnoliopsida | Adenocarpus complicatus (L.) J. Gay | Fabaceae | native | NO | LC | Ph | |
| 39 | Dicotyledoneae or Magnoliopsida | Adenocarpus decorticans Boiss. | Fabaceae | native | NO | LC | Ph | |
| 40 | Dicotyledoneae or Magnoliopsida | Adenocarpus gibbsianus Castrov. & Talavera | Fabaceae | native | YES | CR | Ph | |
| 41 | Dicotyledoneae or Magnoliopsida | Adenocarpus telonensis (Loisel.) DC. | Fabaceae | native | NO | LC | Ph | |
| 42 | Pteridophyta | Adiantum capillus-veneris L. | Pteridaceae | native | NO | LC | Hem | |
| 43 | Dicotyledoneae or Magnoliopsida | Adonis aestivalis L. subsp squarrosa (Steven) Nyman | Ranunculaceae | native | NO | LC | Th | |
| 44 | Dicotyledoneae or Magnoliopsida | Adonis annua L. | Ranunculaceae | native | NO | LC | Th | |
| 45 | Dicotyledoneae or Magnoliopsida | Adonis flammea Jacq. | Ranunculaceae | native | NO | LC | Th | |
| 46 | Dicotyledoneae or Magnoliopsida | Adonis microcarpa DC. | Ranunculaceae | native | NO | LC | Th | |
| 47 | Dicotyledoneae or Magnoliopsida | Adonis vernalis L. | Ranunculaceae | native | NO | VU | G | |
| 48 | Liliopsida (Monocotyledones) | Aegilops geniculata Roth | Poaceae | native | NO | LC | Th | |
| 49 | Liliopsida (Monocotyledones) | Aegilops neglecta Bertol. | Poaceae | native | NO | LC | Th | |
| 50 | Liliopsida (Monocotyledones) | Aegilops triuncialis L. | Poaceae | native | NO | LC | Th | |
| 51 | Liliopsida (Monocotyledones) | Aegilops ventricosa Tausch | Poaceae | native | NO | LC | Th | |
| 52 | Dicotyledoneae or Magnoliopsida | Aegonychon purpurocaeruleum (L.) Holub | Boraginaceae | native | NO | DD | G | |
| 53 | Liliopsida (Monocotyledones) | Aeluropus littoralis (Gouan) Parl. | Poaceae | native | NO | NT | Hem | |
| 54 | Dicotyledoneae or Magnoliopsida | Aeonium arboreum (L.) Webb & Berth. | Crassulaceae | alien | NO | NE | Ph | |
| 55 | Dicotyledoneae or Magnoliopsida | Aethionema marginatum (Lapeyr.) Thell. | Brassicaceae | native | NO | LC | Hem | |
| 56 | Dicotyledoneae or Magnoliopsida | Aethionema saxatile (L.) R. Br. | Brassicaceae | native | NO | LC | Hem | |
| 57 | Dicotyledoneae or Magnoliopsida | Aethusa cynapium L. subsp cynapium | Apiaceae | native | NO | DD | Th | |
| 58 | Liliopsida (Monocotyledones) | Agave americana L. | Agavaceae | alien | NO | NE | Ch | |
| 59 | Liliopsida (Monocotyledones) | Agave angustifolia Haw. | Agavaceae | alien | NO | NE | Ch | |
| 60 | Liliopsida (Monocotyledones) | Agave fourcroydes Lem. | Agavaceae | alien | NO | NE | Ch | |
| 61 | Liliopsida (Monocotyledones) | Agave sisalana (Engelm.) Perr. | Agavaceae | alien | NO | NE | Ch | |
| 62 | Dicotyledoneae or Magnoliopsida | Ageratina adenophora (Sprengel) R.M. King & H. Rob. | Asteraceae | alien | NO | NE | Ph | |
| 63 | Dicotyledoneae or Magnoliopsida | Agrimonia eupatoria L. subsp eupatoria | Rosaceae | native | NO | LC | Hem | |
| 64 | Dicotyledoneae or Magnoliopsida | Agrimonia eupatoria L. subsp grandis (Asch. & Graebn.) Bornm. | Rosaceae | native | NO | LC | Hem | |
| 65 | Dicotyledoneae or Magnoliopsida | Agrimonia procera Wallr. | Rosaceae | native | NO | DD | Hem | |
| 66 | Liliopsida (Monocotyledones) | Agropyron cristatum (L.) Gaertn. subsp Pectinatum (Bieb.) Tzvelev | Poaceae | native | NO | NT | Hem | |
| 67 | Dicotyledoneae or Magnoliopsida | Agrostemma githago L. | Caryophyllaceae | native | NO | LC | Th | |
| 68 | Liliopsida (Monocotyledones) | Agrostis canina L. subsp granatensis Romero García, Blanca & C. Morales | Poaceae | native | YES | VU | Hem | |
| 69 | Liliopsida (Monocotyledones) | Agrostis castellana Boiss. & Reut. | Poaceae | native | NO | LC | Hem | |
| 70 | Liliopsida (Monocotyledones) | Agrostis curtisii Kerguélen | Poaceae | native | NO | NT | Hem | |
| 71 | Liliopsida (Monocotyledones) | Agrostis nevadensis Boiss. | Poaceae | native | YES | LC | Hem | |
| 72 | Liliopsida (Monocotyledones) | Agrostis schleicheri Jord. & Verlot | Poaceae | native | NO | CR | Hem | |
| 73 | Liliopsida (Monocotyledones) | Agrostis stolonifera L. | Poaceae | native | NO | LC | Hem | |
| 74 | Dicotyledoneae or Magnoliopsida | Ailanthus altissima (Mill.) Swingle | Simaroubaceae | alien | NO | NE | Ph | |
| 75 | Liliopsida (Monocotyledones) | Aira caryophyllea L. subsp caryophyllea | Poaceae | native | NO | LC | Th | |
| 76 | Liliopsida (Monocotyledones) | Aira caryophyllea L. subsp multiculmis (Dumort.) Bonnier & Layens | Poaceae | native | NO | LC | Th | |
| 77 | Liliopsida (Monocotyledones) | Aira cupaniana Guss. | Poaceae | native | NO | LC | Th | |
| 78 | Liliopsida (Monocotyledones) | Aira uniaristata Lag. & Rodr. | Poaceae | native | NO | LC | Th | |
| 79 | Liliopsida (Monocotyledones) | Airopsis tenella (Cav.) Coss. & Durieu | Poaceae | native | NO | LC | Th | |
| 80 | Dicotyledoneae or Magnoliopsida | Aizoon canariense L. | Aizoaceae | native | NO | DD | Th | |
| 81 | Dicotyledoneae or Magnoliopsida | Aizoon hispanicum L. | Aizoaceae | native | NO | LC | Th | |
| 82 | Dicotyledoneae or Magnoliopsida | Ajuga chamaepitys (L.) Schreb. | Lamiaceae | native | NO | LC | Th | |
| 83 | Dicotyledoneae or Magnoliopsida | Ajuga iva (L.) Schreb. subsp iva | Lamiaceae | native | NO | LC | Ch | |
| 84 | Dicotyledoneae or Magnoliopsida | Ajuga iva (L.) Schreb. subsp pseudoiva (DC.) Briq. | Lamiaceae | native | NO | LC | Ch | |
| 85 | Dicotyledoneae or Magnoliopsida | Alcea rosea L. | Malvaceae | alien | NO | NE | Hem | |
| 86 | Dicotyledoneae or Magnoliopsida | Alchemilla filicaulis Buser | Rosaceae | native | NO | DD | Hem | |
| 87 | Dicotyledoneae or Magnoliopsida | Alchemilla fontqueri Rothm. | Rosaceae | native | YES | CR | Hem | |
| 88 | Dicotyledoneae or Magnoliopsida | Alchemilla glabra Neygenf. | Rosaceae | native | NO | DD | Hem | |
| 89 | Dicotyledoneae or Magnoliopsida | Alchemilla saxatilis Buser | Rosaceae | native | NO | DD | Hem | |
| 90 | Dicotyledoneae or Magnoliopsida | Alchemilla straminea Buser | Rosaceae | native | NO | DD | Hem | |
| 91 | Liliopsida (Monocotyledones) | Alisma lanceolatum With. | Alismataceae | native | NO | LC | G | |
| 92 | Liliopsida (Monocotyledones) | Alisma plantago-aquatica L. | Alismataceae | native | NO | NT | G | |
| 93 | Dicotyledoneae or Magnoliopsida | Alkanna tinctoria (L.) Tausch subsp tinctoria | Boraginaceae | native | NO | LC | Hem | |
| 94 | Dicotyledoneae or Magnoliopsida | Alliaria petiolata (M. Bieb.) Cavara & Grande | Brassicaceae | native | NO | LC | Th | |
| 95 | Liliopsida (Monocotyledones) | Allium ampeloprasum L. | Amaryllidaceae | native | NO | LC | G | |
| 96 | Liliopsida (Monocotyledones) | Allium baeticum Boiss. | Amaryllidaceae | native | NO | LC | G | |
| 97 | Liliopsida (Monocotyledones) | Allium cepa L. | Amaryllidaceae | alien | NO | NE | G | |
| 98 | Liliopsida (Monocotyledones) | Allium chamaemoly L. subsp longicaulis Pastor & Valdés | Amaryllidaceae | native | NO | LC | G | |
| 99 | Liliopsida (Monocotyledones) | Allium guttatum Steven subsp sardoum (Moris) Stearn | Amaryllidaceae | native | NO | LC | G | |
| 100 | Liliopsida (Monocotyledones) | Allium massaessylum Batt. & Trab. | Amaryllidaceae | native | NO | DD | G | |
| 101 | Liliopsida (Monocotyledones) | Allium melananthum Coincy | Amaryllidaceae | native | NO | LC | G | |
| 102 | Liliopsida (Monocotyledones) | Allium moly L. | Amaryllidaceae | native | NO | DD | G | |
| 103 | Liliopsida (Monocotyledones) | Allium neapolitanum Cirillo | Amaryllidaceae | native | NO | LC | G | |
| 104 | Liliopsida (Monocotyledones) | Allium nigrum L. | Amaryllidaceae | native | NO | LC | G | |
| 105 | Liliopsida (Monocotyledones) | Allium oleraceum L. | Amaryllidaceae | native | NO | LC | G | |
| 106 | Liliopsida (Monocotyledones) | Allium paniculatum L. subsp paniculatum | Amaryllidaceae | native | NO | LC | G | |
| 107 | Liliopsida (Monocotyledones) | Allium porrum L. | Amaryllidaceae | native | NO | DD | G | |
| 108 | Liliopsida (Monocotyledones) | Allium pruinatum Link ex Spreng. | Amaryllidaceae | native | NO | CR | G | |
| 109 | Liliopsida (Monocotyledones) | Allium roseum L. | Amaryllidaceae | native | NO | LC | G | |
| 110 | Liliopsida (Monocotyledones) | Allium rouyi Gaut. | Amaryllidaceae | native | NO | NT | G | |
| 111 | Liliopsida (Monocotyledones) | Allium schmitzii Cout. | Amaryllidaceae | native | NO | NT | G | |
| 112 | Liliopsida (Monocotyledones) | Allium schoenoprasum L. | Amaryllidaceae | native | NO | VU | G | |
| 113 | Liliopsida (Monocotyledones) | Allium scorodoprasum L. subsp rotundum (L.) Stearn | Amaryllidaceae | native | NO | LC | G | |
| 114 | Liliopsida (Monocotyledones) | Allium scorzonerifolium DC. | Amaryllidaceae | native | NO | LC | G | |
| 115 | Liliopsida (Monocotyledones) | Allium sphaerocephalon L. subsp sphaerocephalon | Amaryllidaceae | native | NO | LC | G | |
| 116 | Liliopsida (Monocotyledones) | Allium stearnii Pastor & Valdés | Amaryllidaceae | native | NO | LC | G | |
| 117 | Liliopsida (Monocotyledones) | Allium subhirsutum L. | Amaryllidaceae | native | NO | LC | G | |
| 118 | Liliopsida (Monocotyledones) | Allium subvillosum Schultes & Schultes f. | Amaryllidaceae | native | NO | LC | G | |
| 119 | Liliopsida (Monocotyledones) | Allium triquetrum L. | Amaryllidaceae | native | NO | LC | G | |
| 120 | Liliopsida (Monocotyledones) | Allium vineale L. | Amaryllidaceae | native | NO | LC | G | |
| 121 | Dicotyledoneae or Magnoliopsida | Alnus glutinosa (L.) Gaertn. | Betulaceae | native | NO | LC | Ph | |
| 122 | Liliopsida (Monocotyledones) | Aloe arborescens Mill. | Asphodelaceae | alien | NO | NE | Ph | |
| 123 | Liliopsida (Monocotyledones) | Aloe maculata All. | Asphodelaceae | alien | NO | NE | Ch | |
| 124 | Liliopsida (Monocotyledones) | Aloe variegata L. | Asphodelaceae | alien | NO | NE | Ch | |
| 125 | Liliopsida (Monocotyledones) | Aloe vera (L.) Burm. f. | Asphodelaceae | alien | NO | NE | Ch | |
| 126 | Liliopsida (Monocotyledones) | Alopecurus arundinaceus Poir. | Poaceae | native | NO | LC | Hem | |
| 127 | Liliopsida (Monocotyledones) | Alopecurus myosuroides Huds. | Poaceae | native | NO | NT | Hem | |
| 128 | Dicotyledoneae or Magnoliopsida | Aloysia citriodora Palau | Verbenaceae | alien | NO | NE | Ph | |
| 129 | Dicotyledoneae or Magnoliopsida | Alternanthera caracasana Kunth | Amaranthaceae | alien | NO | NE | Hem | |
| 130 | Dicotyledoneae or Magnoliopsida | Althaea cannabina L. | Malvaceae | native | NO | LC | Hem | |
| 131 | Dicotyledoneae or Magnoliopsida | Althaea hirsuta L. | Malvaceae | native | NO | LC | Th | |
| 132 | Dicotyledoneae or Magnoliopsida | Althaea longiflora Boiss. & Reut. | Malvaceae | native | NO | LC | Th | |
| 133 | Dicotyledoneae or Magnoliopsida | Althaea officinalis L. | Malvaceae | native | NO | LC | Hem | |
| 134 | Liliopsida (Monocotyledones) | Althenia orientalis (Tzvelev) García-Mur. & Talavera | Potamogetonaceae | native | NO | VU | Hyd | |
| 135 | Dicotyledoneae or Magnoliopsida | Alyssum alyssoides (L.) L. | Brassicaceae | native | NO | LC | Th | |
| 136 | Dicotyledoneae or Magnoliopsida | Alyssum atlanticum Desf. | Brassicaceae | native | NO | NT | Ch | |
| 137 | Dicotyledoneae or Magnoliopsida | Alyssum gadorense P. Küpfer | Brassicaceae | native | YES | VU | Hem | |
| 138 | Dicotyledoneae or Magnoliopsida | Alyssum granatense Boiss. & Reut. | Brassicaceae | native | NO | LC | Th | |
| 139 | Dicotyledoneae or Magnoliopsida | Alyssum linifolium Willd. | Brassicaceae | native | NO | LC | Th | |
| 140 | Dicotyledoneae or Magnoliopsida | Alyssum minutum DC. | Brassicaceae | native | NO | LC | Th | |
| 141 | Dicotyledoneae or Magnoliopsida | Alyssum montanum L. subsp montanum | Brassicaceae | native | NO | LC | Ch | |
| 142 | Dicotyledoneae or Magnoliopsida | Alyssum nevadense P.W. Ball & T.R. Dudley | Brassicaceae | native | YES | VU | Hem | |
| 143 | Dicotyledoneae or Magnoliopsida | Alyssum serpyllifolium Desf. subsp malacitanum Rivas Goday | Brassicaceae | native | YES | LC | Ch | |
| 144 | Dicotyledoneae or Magnoliopsida | Alyssum serpyllifolium Desf. subsp serpyllifolium | Brassicaceae | native | NO | LC | Ch | |
| 145 | Dicotyledoneae or Magnoliopsida | Alyssum simplex Rudolphi | Brassicaceae | native | NO | LC | Th | |
| 146 | Dicotyledoneae or Magnoliopsida | Alyssum strigosum Banks & Sol. | Brassicaceae | native | NO | LC | Th | |
| 147 | Dicotyledoneae or Magnoliopsida | Amaranthus albus L. | Amaranthaceae | native | NO | NE | Th | |
| 148 | Dicotyledoneae or Magnoliopsida | Amaranthus blitoides S. Watson | Amaranthaceae | alien | NO | NE | Th | |
| 149 | Dicotyledoneae or Magnoliopsida | Amaranthus blitum L. | Amaranthaceae | native | NO | LC | Th | |
| 150 | Dicotyledoneae or Magnoliopsida | Amaranthus cruentus L. | Amaranthaceae | alien | NO | NE | Th | |
| 151 | Dicotyledoneae or Magnoliopsida | Amaranthus deflexus L. | Amaranthaceae | alien | NO | NE | Hem | |
| 152 | Dicotyledoneae or Magnoliopsida | Amaranthus emarginatus Uline & W. L. Bray | Amaranthaceae | alien | NO | NE | Th | |
| 153 | Dicotyledoneae or Magnoliopsida | Amaranthus graecizans L. subsp sylvestris (Vill.) Brenan | Amaranthaceae | native | NO | LC | Th | |
| 154 | Dicotyledoneae or Magnoliopsida | Amaranthus hybridus L. | Amaranthaceae | alien | NO | NE | Th | |
| 155 | Dicotyledoneae or Magnoliopsida | Amaranthus hypochondriacus L. | Amaranthaceae | alien | NO | NE | Th | |
| 156 | Dicotyledoneae or Magnoliopsida | Amaranthus muricatus (Moq.) Hieron. | Amaranthaceae | alien | NO | NE | Hem | |
| 157 | Dicotyledoneae or Magnoliopsida | Amaranthus palmeri S. Watson | Amaranthaceae | alien | NO | NE | Th | |
| 158 | Dicotyledoneae or Magnoliopsida | Amaranthus powellii S. Watson | Amaranthaceae | alien | NO | NE | Th | |
| 159 | Dicotyledoneae or Magnoliopsida | Amaranthus retroflexus L. | Amaranthaceae | alien | NO | NE | Th | |
| 160 | Dicotyledoneae or Magnoliopsida | Amaranthus viridis L. | Amaranthaceae | alien | NO | NE | Th | |
| 161 | Liliopsida (Monocotyledones) | Amaryllis belladonna L. | Amaryllidaceae | alien | NO | NE | G | |
| 162 | Dicotyledoneae or Magnoliopsida | Ambrosia artemisiifolia L. | Asteraceae | alien | NO | NE | Th | |
| 163 | Dicotyledoneae or Magnoliopsida | Ambrosia maritima L. | Asteraceae | alien | NO | NE | Th | |
| 164 | Dicotyledoneae or Magnoliopsida | Ambrosia tenuifolia Spreng. | Asteraceae | alien | NO | NE | Ph | |
| 165 | Dicotyledoneae or Magnoliopsida | Amelanchier ovalis Medik. | Rosaceae | native | NO | LC | Ph | |
| 166 | Dicotyledoneae or Magnoliopsida | Ammannia coccinea Rottb. | Lythraceae | alien | NO | NE | Th | |
| 167 | Dicotyledoneae or Magnoliopsida | Ammannia robusta Heer & Regel | Lythraceae | alien | NO | NE | Th | |
| 168 | Dicotyledoneae or Magnoliopsida | Ammi majus L. | Apiaceae | native | NO | LC | Th | |
| 169 | Dicotyledoneae or Magnoliopsida | Ammi visnaga (L.) Lam. | Apiaceae | native | NO | LC | Th | |
| 170 | Liliopsida (Monocotyledones) | Ammochloa palaestina Boiss. | Poaceae | native | NO | VU | Th | |
| 171 | Dicotyledoneae or Magnoliopsida | Ammoides pusilla (Brot.) Breistr. | Apiaceae | native | NO | LC | Th | |
| 172 | Liliopsida (Monocotyledones) | Ammophila arenaria (L.) Link subsp arundinacea H. Lindb. f. | Poaceae | native | NO | LC | Hem | |
| 173 | Dicotyledoneae or Magnoliopsida | Amsinckia calycina (Moris) Chater | Boraginaceae | alien | NO | NE | Th | |
| 174 | Dicotyledoneae or Magnoliopsida | Anabasis articulata (Forssk.) Moq. | Amaranthaceae | native | NO | LC | Ch | |
| 175 | Liliopsida (Monocotyledones) | Anacamptis collina (Banks & Sol. ex Russell) R.M. Bateman, Pridgeon & M.W. Chase | Orchidaceae | native | NO | LC | G | |
| 176 | Liliopsida (Monocotyledones) | Anacamptis coriophora (L.) R.M. Bateman, Pridgeon & M.W. Chase | Orchidaceae | native | NO | LC | G | |
| 177 | Liliopsida (Monocotyledones) | Anacamptis laxiflora (Lam.) R.M. Bateman, Pridgeon & M.W. Chase | Orchidaceae | native | NO | LC | G | |
| 178 | Liliopsida (Monocotyledones) | Anacamptis morio (L.) R.M. Bateman, Pridgeon & M.W. Chase | Orchidaceae | native | NO | LC | G | |
| 179 | Liliopsida (Monocotyledones) | Anacamptis palustris (Jacq.) R.M. Bateman, Pridgeon & M.W. Chase | Orchidaceae | native | NO | LC | G | |
| 180 | Liliopsida (Monocotyledones) | Anacamptis papilionacea (L.) R.M. Bateman, Pridgeon & M.W. Chase | Orchidaceae | native | NO | LC | G | |
| 181 | Liliopsida (Monocotyledones) | Anacamptis pyramidalis (L.) Rich. | Orchidaceae | native | NO | LC | G | |
| 182 | Dicotyledoneae or Magnoliopsida | Anacyclus albonarensis Esteve & Varo | Asteraceae | native | YES | CR | Th | |
| 183 | Dicotyledoneae or Magnoliopsida | Anacyclus clavatus (Desf.) Pers. | Asteraceae | native | NO | LC | Th | |
| 184 | Dicotyledoneae or Magnoliopsida | Anacyclus radiatus Loisel. subsp radiatus | Asteraceae | native | NO | LC | Th | |
| 185 | Dicotyledoneae or Magnoliopsida | Anacyclus valentinus L. | Asteraceae | native | NO | LC | Th | |
| 186 | Dicotyledoneae or Magnoliopsida | Anagallis arvensis L. | Primulaceae | native | NO | LC | Th | |
| 187 | Dicotyledoneae or Magnoliopsida | Anagallis crassifolia Thore | Primulaceae | native | NO | VU | Ch | |
| 188 | Dicotyledoneae or Magnoliopsida | Anagallis foemina Mill. | Primulaceae | native | NO | LC | Th | |
| 189 | Dicotyledoneae or Magnoliopsida | Anagallis monelli L. | Primulaceae | native | NO | LC | Ch | |
| 190 | Dicotyledoneae or Magnoliopsida | Anagallis tenella (L.) L. | Primulaceae | native | NO | LC | Hem | |
| 191 | Dicotyledoneae or Magnoliopsida | Anagyris foetida L. | Fabaceae | native | NO | LC | Ph | |
| 192 | Dicotyledoneae or Magnoliopsida | Anarrhinum bellidifolium (L.) Willd. | Plantaginaceae | native | NO | LC | Hem | |
| 193 | Dicotyledoneae or Magnoliopsida | Anarrhinum laxiflorum Boiss. | Plantaginaceae | native | NO | LC | Hem | |
| 194 | Dicotyledoneae or Magnoliopsida | Anchusa azurea Mill. | Boraginaceae | native | NO | LC | Hem | |
| 195 | Dicotyledoneae or Magnoliopsida | Anchusa calcarea Boiss. subsp calcarea | Boraginaceae | native | NO | DD | Hem | |
| 196 | Dicotyledoneae or Magnoliopsida | Anchusa calcarea Boiss. subsp losadae (Valdés) Valdés | Boraginaceae | native | YES | DD | Hem | |
| 197 | Dicotyledoneae or Magnoliopsida | Anchusa puechii Valdés | Boraginaceae | native | YES | VU | Th | |
| 198 | Dicotyledoneae or Magnoliopsida | Anchusa stylosa M. Bieb. subsp stylosa | Boraginaceae | alien | NO | NE | Hem | |
| 199 | Dicotyledoneae or Magnoliopsida | Anchusa undulata L. subsp granatensis (Boiss.) Braun-Blanq. & Maire | Boraginaceae | native | NO | LC | Th | |
| 200 | Dicotyledoneae or Magnoliopsida | Anchusa undulata L. subsp undulata | Boraginaceae | native | NO | LC | Th | |
| 201 | Dicotyledoneae or Magnoliopsida | Androcymbium europaeum (Lange.) K. Richt. | Colchicaceae | native | NO | VU | G | |
| 202 | Liliopsida (Monocotyledones) | Andropogon distachyos L. | Poaceae | native | NO | LC | Hem | |
| 203 | Dicotyledoneae or Magnoliopsida | Androsace maxima L. | Primulaceae | native | NO | LC | Th | |
| 204 | Dicotyledoneae or Magnoliopsida | Androsace vandellii (Turra) Chiov. | Primulaceae | native | NO | NT | Ch | |
| 205 | Dicotyledoneae or Magnoliopsida | Androsace vitaliana (L.) Lapeyr. subsp Nevadensis (Chiarugi) Luceño | Primulaceae | native | YES | VU | Ch | |
| 206 | Dicotyledoneae or Magnoliopsida | Andryala agardhii DC. | Asteraceae | native | YES* | VU | Ch | |
| 207 | Dicotyledoneae or Magnoliopsida | Andryala arenaria (DC.) Boiss. & Reut. | Asteraceae | native | NO | LC | Th | |
| 208 | Dicotyledoneae or Magnoliopsida | Andryala integrifolia L. | Asteraceae | native | NO | LC | Hem | |
| 209 | Dicotyledoneae or Magnoliopsida | Andryala ragusina L. | Asteraceae | native | NO | LC | Th | |
| 210 | Dicotyledoneae or Magnoliopsida | Andryala rothia Pers. | Asteraceae | native | NO | LC | Th | |
| 211 | Dicotyledoneae or Magnoliopsida | Anemone coronaria L. | Ranunculaceae | native | NO | LC | G | |
| 212 | Dicotyledoneae or Magnoliopsida | Anemone hortensis L. | Ranunculaceae | alien | NO | NE | G | |
| 213 | Dicotyledoneae or Magnoliopsida | Anemone palmata L. | Ranunculaceae | native | NO | LC | Hem | |
| 214 | Dicotyledoneae or Magnoliopsida | Anethum graveolens L. | Apiaceae | native | NO | LC | Th | |
| 215 | Liliopsida (Monocotyledones) | Anisantha diandra (Roth) Tutin | Poaceae | native | NO | LC | Th | |
| 216 | Liliopsida (Monocotyledones) | Anisantha fasciculata (C. Presl) Nevski | Poaceae | native | NO | LC | Th | |
| 217 | Liliopsida (Monocotyledones) | Anisantha macranthera (Hack.) P. Silva | Poaceae | native | NO | DD | Th | |
| 218 | Liliopsida (Monocotyledones) | Anisantha madritensis (L.) Nevski | Poaceae | native | NO | LC | Th | |
| 219 | Liliopsida (Monocotyledones) | Anisantha rigida (Roth) Hyl. | Poaceae | native | NO | LC | Th | |
| 220 | Liliopsida (Monocotyledones) | Anisantha rubens (L.) Nevski subsp rubens | Poaceae | native | NO | LC | Th | |
| 221 | Liliopsida (Monocotyledones) | Anisantha sterilis (L.) Nevski | Poaceae | native | NO | LC | Th | |
| 222 | Liliopsida (Monocotyledones) | Anisantha tectorum (L.) Nevski | Poaceae | native | NO | LC | Th | |
| 223 | Dicotyledoneae or Magnoliopsida | 0 | Annona cherimolia Mill. | Annonaceae | alien | NO | NE | Ph |
| 224 | Pteridophyta | Anogramma leptophylla (L.) Link | Pteridaceae | native | NO | LC | Th | |
| 225 | Dicotyledoneae or Magnoliopsida | 0 | Anredera cordifolia (Ten.) Steenis | Basellaceae | alien | NO | NE | Ph |
| 226 | Dicotyledoneae or Magnoliopsida | Antennaria dioica (L.) Gaertn. | Asteraceae | native | NO | VU | Ch | |
| 227 | Dicotyledoneae or Magnoliopsida | Anthemis alpestris (Hoffmanns. & Link) R. Fernandes | Asteraceae | native | NO | DD | Th | |
| 228 | Dicotyledoneae or Magnoliopsida | Anthemis arvensis L. | Asteraceae | native | NO | LC | Th | |
| 229 | Dicotyledoneae or Magnoliopsida | Anthemis bourgaei Boiss. & Reut. | Asteraceae | native | YES | EN | Th | |
| 230 | Dicotyledoneae or Magnoliopsida | Anthemis cotula L. | Asteraceae | native | NO | LC | Th | |
| 231 | Dicotyledoneae or Magnoliopsida | Anthemis funkii (Willk.) Benedí | Asteraceae | native | YES | EX | Th | |
| 232 | Dicotyledoneae or Magnoliopsida | Anthemis maritima L. | Asteraceae | native | NO | DD | Ch | |
| 233 | Dicotyledoneae or Magnoliopsida | Anthemis pedunculata Desf. | Asteraceae | native | NO | LC | Hem | |
| 234 | Liliopsida (Monocotyledones) | Anthericum baeticum (Boiss.) Boiss. | Asparagaceae | native | NO | LC | G | |
| 235 | Liliopsida (Monocotyledones) | Anthericum liliago L. | Asparagaceae | native | NO | NT | G | |
| 236 | Liliopsida (Monocotyledones) | Anthericum maurum Rothm. | Asparagaceae | native | NO | DD | G | |
| 237 | Liliopsida (Monocotyledones) | Anthoxanthum aristatum Boiss. subsp aristatum | Poaceae | native | NO | LC | Th | |
| 238 | Liliopsida (Monocotyledones) | Anthoxanthum aristatum Boiss. subsp macranthum Valdés | Poaceae | native | NO | LC | Th | |
| 239 | Liliopsida (Monocotyledones) | Anthoxanthum odoratum L. | Poaceae | native | NO | LC | Hem | |
| 240 | Liliopsida (Monocotyledones) | Anthoxanthum ovatum Lag. | Poaceae | native | NO | LC | Th | |
| 241 | Dicotyledoneae or Magnoliopsida | Anthriscus caucalis M. Bieb. | Apiaceae | native | NO | LC | Th | |
| 242 | Dicotyledoneae or Magnoliopsida | Anthriscus sylvestris (L.) Hoffm. | Apiaceae | native | NO | LC | Hem | |
| 243 | Dicotyledoneae or Magnoliopsida | Anthyllis barba-jovis L. | Fabaceae | native | NO | LC | Ph | |
| 244 | Dicotyledoneae or Magnoliopsida | Anthyllis cytisoides L. | Fabaceae | native | NO | LC | Ch | |
| 245 | Dicotyledoneae or Magnoliopsida | Anthyllis montana L. | Fabaceae | native | NO | LC | Ch | |
| 246 | Dicotyledoneae or Magnoliopsida | Anthyllis onobrychioides Cav. | Fabaceae | native | NO | LC | Ch | |
| 247 | Dicotyledoneae or Magnoliopsida | Anthyllis polycephala Desf. | Fabaceae | native | NO | LC | Ch | |
| 248 | Dicotyledoneae or Magnoliopsida | Anthyllis ramburii Boiss. | Fabaceae | native | YES* | VU | Ch | |
| 249 | Dicotyledoneae or Magnoliopsida | Anthyllis rupestris Coss. | Fabaceae | native | YES** | EN | Ch | |
| 250 | Dicotyledoneae or Magnoliopsida | Anthyllis tejedensis Boiss. subsp plumosa (E. Domínguez) Benedí | Fabaceae | native | YES | VU | Ch | |
| 251 | Dicotyledoneae or Magnoliopsida | Anthyllis tejedensis Boiss. subsp tejedensis | Fabaceae | native | NO | LC | Ch | |
| 252 | Dicotyledoneae or Magnoliopsida | Anthyllis terniflora (Lag.) Pau | Fabaceae | native | NO | LC | Ch | |
| 253 | Dicotyledoneae or Magnoliopsida | Anthyllis vulneraria L. subsp arundana (Boiss. & Reut.) H. Lindb. | Fabaceae | native | YES | LC | Th | |
| 254 | Dicotyledoneae or Magnoliopsida | Anthyllis vulneraria L. subsp gandogeri (Sagorski) W. Becker | Fabaceae | native | NO | LC | Th | |
| 255 | Dicotyledoneae or Magnoliopsida | Anthyllis vulneraria L. subsp maura (Beck.) Maire | Fabaceae | native | NO | LC | Th | |
| 256 | Dicotyledoneae or Magnoliopsida | Anthyllis vulneraria L. subsp microcephala (Willk.) Benedí | Fabaceae | native | YES* | LC | Th | |
| 257 | Dicotyledoneae or Magnoliopsida | Anthyllis vulneraria L. subsp pseudoarundana H. Lindb. | Fabaceae | native | NO | LC | Th | |
| 258 | Dicotyledoneae or Magnoliopsida | Anthyllis vulneraria L. subsp reuteri Cullen | Fabaceae | native | NO | LC | Th | |
| 259 | Liliopsida (Monocotyledones) | Antinoria agrostidea (DC.) Parl. | Poaceae | native | NO | DD | Th | |
| 260 | Dicotyledoneae or Magnoliopsida | Antirrhinum australe Rothm. | Plantaginaceae | native | NO | LC | Ch | |
| 261 | Dicotyledoneae or Magnoliopsida | Antirrhinum charidemi Lange | Plantaginaceae | native | YES | CR | Ch | |
| 262 | Dicotyledoneae or Magnoliopsida | Antirrhinum cirrhigerum (Welw. ex Ficalho) Rothm. | Plantaginaceae | native | NO | DD | Ch | |
| 263 | Dicotyledoneae or Magnoliopsida | Antirrhinum controversum Pau | Plantaginaceae | native | NO | LC | Ch | |
| 264 | Dicotyledoneae or Magnoliopsida | Antirrhinum graniticum Rothm. | Plantaginaceae | native | NO | LC | Ch | |
| 265 | Dicotyledoneae or Magnoliopsida | Antirrhinum hispanicum Chav. | Plantaginaceae | native | NO | LC | Ch | |
| 266 | Dicotyledoneae or Magnoliopsida | Antirrhinum litigiosum Pau | Plantaginaceae | native | NO | LC | Ch | |
| 267 | Dicotyledoneae or Magnoliopsida | Antirrhinum mollissimum (Pau) Rothm. | Plantaginaceae | native | YES | LC | Ch | |
| 268 | Dicotyledoneae or Magnoliopsida | Antirrhinum onubense (Fern. Casas) Fern. Casas | Plantaginaceae | native | NO | NT | Hem | |
| 269 | Dicotyledoneae or Magnoliopsida | Antirrhinum tortuosum Vent. | Plantaginaceae | native | NO | DD | Ch | |
| 270 | Liliopsida (Monocotyledones) | Apera interrupta (L.) P. Beauv. | Poaceae | native | NO | LC | Th | |
| 271 | Liliopsida (Monocotyledones) | Apera spica-venti (L.) P. Beauv. | Poaceae | native | NO | DD | Th | |
| 272 | Dicotyledoneae or Magnoliopsida | Aphanes arvensis L. | Rosaceae | native | NO | LC | Th | |
| 273 | Dicotyledoneae or Magnoliopsida | Aphanes australis Rydb. | Rosaceae | native | NO | LC | Th | |
| 274 | Dicotyledoneae or Magnoliopsida | Aphanes cornucopioides Lag. | Rosaceae | native | NO | LC | Th | |
| 275 | Dicotyledoneae or Magnoliopsida | Aphanes maroccana Hyl. & Rothm. | Rosaceae | native | NO | DD | Th | |
| 276 | Dicotyledoneae or Magnoliopsida | Aphanes microcarpa (Boiss. & Reut.) Rothm. | Rosaceae | native | NO | LC | Th | |
| 277 | Liliopsida (Monocotyledones) | Aphyllanthes monspeliensis L. | Asparagaceae | native | NO | LC | Hem | |
| 278 | Dicotyledoneae or Magnoliopsida | Apium graveolens L. | Apiaceae | native | NO | LC | Hem | |
| 279 | Dicotyledoneae or Magnoliopsida | Aptenia cordifolia (L. f.) Schwantes | Aizoaceae | alien | NO | NE | Hem | |
| 280 | Dicotyledoneae or Magnoliopsida | Aquilegia pyrenaica DC. subsp cazorlensis (Heywood) Galiano & Rivas Mart. | Ranunculaceae | native | YES | EN | G | |
| 281 | Dicotyledoneae or Magnoliopsida | Aquilegia vulgaris L. subsp hispanica (Willk.) Heywood | Ranunculaceae | native | NO | VU | G | |
| 282 | Dicotyledoneae or Magnoliopsida | Aquilegia vulgaris L. subsp nevadensis (Boiss. & Reut.) T.E. Díaz | Ranunculaceae | native | YES* | VU | G | |
| 283 | Dicotyledoneae or Magnoliopsida | Arabidopsis thaliana (L.) Heynh. | Brassicaceae | native | NO | LC | Th | |
| 284 | Dicotyledoneae or Magnoliopsida | Arabis alpina L. | Brassicaceae | native | NO | LC | Hem | |
| 285 | Dicotyledoneae or Magnoliopsida | Arabis auriculata Lam. | Brassicaceae | native | NO | LC | Th | |
| 286 | Dicotyledoneae or Magnoliopsida | Arabis hirsuta (L.) Scop. | Brassicaceae | native | NO | LC | Th | |
| 287 | Dicotyledoneae or Magnoliopsida | Arabis margaritae Talavera | Brassicaceae | native | YES | CR | Hem | |
| 288 | Dicotyledoneae or Magnoliopsida | Arabis nova Vill. subsp iberica Talavera | Brassicaceae | native | NO | LC | Th | |
| 289 | Dicotyledoneae or Magnoliopsida | Arabis nova Vill. subsp nova | Brassicaceae | native | NO | DD | Th | |
| 290 | Dicotyledoneae or Magnoliopsida | Arabis parvula DC. | Brassicaceae | native | NO | LC | Th | |
| 291 | Dicotyledoneae or Magnoliopsida | Arabis planisiliqua (Pers.) Rchb. | Brassicaceae | native | NO | LC | Hem | |
| 292 | Dicotyledoneae or Magnoliopsida | Arabis serpyllifolia Vill. | Brassicaceae | native | NO | DD | G | |
| 293 | Dicotyledoneae or Magnoliopsida | Arabis stenocarpa Boiss. & Reut. | Brassicaceae | native | NO | LC | Hem | |
| 294 | Dicotyledoneae or Magnoliopsida | Arabis turrita L. | Brassicaceae | native | NO | LC | G | |
| 295 | Dicotyledoneae or Magnoliopsida | Arabis verna (L.) R. Br. | Brassicaceae | native | NO | LC | Th | |
| 296 | Dicotyledoneae or Magnoliopsida | Araujia sericifera Brot. | Apocynaceae | alien | NO | NE | Ph | |
| 297 | Dicotyledoneae or Magnoliopsida | Arbutus unedo L. | Ericaceae | native | NO | LC | Ph | |
| 298 | Dicotyledoneae or Magnoliopsida | Arceuthobium oxycedri (DC.) M. Bieb. | Santalaceae | native | NO | VU | Ph | |
| 299 | Dicotyledoneae or Magnoliopsida | Arctium minus (Hill) Bernh. | Asteraceae | native | NO | LC | Hem | |
| 300 | Dicotyledoneae or Magnoliopsida | Arctostaphylos uva-ursi (L.) Spreng. | Ericaceae | native | NO | NT | Ch | |
| 301 | Dicotyledoneae or Magnoliopsida | Arctotheca calendula (L.) Levyns | Asteraceae | alien | NO | NE | Th | |
| 302 | Dicotyledoneae or Magnoliopsida | Arctotheca tristis (L.) M. Talavera & Talavera | Asteraceae | alien | NO | NE | Hem | |
| 303 | Dicotyledoneae or Magnoliopsida | Arenaria alfacarensis Pamp. | Caryophyllaceae | native | YES | VU | Ch | |
| 304 | Dicotyledoneae or Magnoliopsida | Arenaria algarbiensis Willk. | Caryophyllaceae | native | NO | DD | Th | |
| 305 | Dicotyledoneae or Magnoliopsida | Arenaria arcuatociliata G. López & Nieto Fel. | Caryophyllaceae | native | YES* | VU | Ch | |
| 306 | Dicotyledoneae or Magnoliopsida | Arenaria armerina Bory subsp armerina | Caryophyllaceae | native | NO | LC | Ch | |
| 307 | Dicotyledoneae or Magnoliopsida | Arenaria armerina Bory subsp caesia (Boiss.) C. Díaz, C. Morales & F. Valle | Caryophyllaceae | native | YES | LC | Ch | |
| 308 | Dicotyledoneae or Magnoliopsida | Arenaria arundana Gallego | Caryophyllaceae | native | YES | LC | Th | |
| 309 | Dicotyledoneae or Magnoliopsida | Arenaria capillipes (Boiss.) Boiss. | Caryophyllaceae | native | YES | NT | Th | |
| 310 | Dicotyledoneae or Magnoliopsida | Arenaria conimbricensis Brot. subsp conimbricensis | Caryophyllaceae | native | NO | DD | Th | |
| 311 | Dicotyledoneae or Magnoliopsida | Arenaria delaguardiae G. López & Nieto Fel. | Caryophyllaceae | native | YES | VU | Ch | |
| 312 | Dicotyledoneae or Magnoliopsida | Arenaria emarginata Brot. subsp emarginata | Caryophyllaceae | native | NO | LC | Th | |
| 313 | Dicotyledoneae or Magnoliopsida | Arenaria erinacea Boiss. | Caryophyllaceae | native | NO | LC | Ch | |
| 314 | Dicotyledoneae or Magnoliopsida | Arenaria grandiflora L. | Caryophyllaceae | native | NO | LC | Ch | |
| 315 | Dicotyledoneae or Magnoliopsida | Arenaria hispanica Spreng. | Caryophyllaceae | native | NO | LC | Th | |
| 316 | Dicotyledoneae or Magnoliopsida | Arenaria leptoclados (Rchb.) Guss. | Caryophyllaceae | native | NO | LC | Th | |
| 317 | Dicotyledoneae or Magnoliopsida | Arenaria modesta Dufour subsp modesta | Caryophyllaceae | native | NO | LC | Th | |
| 318 | Dicotyledoneae or Magnoliopsida | Arenaria modesta Dufour subsp tenuis (Gay) G. López & Nieto Fel. | Caryophyllaceae | native | YES* | LC | Th | |
| 319 | Dicotyledoneae or Magnoliopsida | Arenaria montana L. subsp intricata (Ser.) Pau | Caryophyllaceae | native | NO | LC | Ch | |
| 320 | Dicotyledoneae or Magnoliopsida | Arenaria montana L. subsp montana | Caryophyllaceae | native | NO | LC | Ch | |
| 321 | Dicotyledoneae or Magnoliopsida | Arenaria nevadensis Boiss & Reut. | Caryophyllaceae | native | YES | CR | Th | |
| 322 | Dicotyledoneae or Magnoliopsida | Arenaria obtusiflora G. Kunze subsp ciliaris (Loscos) Font Quer | Caryophyllaceae | native | NO | LC | Th | |
| 323 | Dicotyledoneae or Magnoliopsida | Arenaria obtusiflora G. Kunze subsp obtusiflora | Caryophyllaceae | native | NO | LC | Th | |
| 324 | Dicotyledoneae or Magnoliopsida | Arenaria pomelii Munby | Caryophyllaceae | native | NO | LC | Th | |
| 325 | Dicotyledoneae or Magnoliopsida | Arenaria pungens Lag. subsp pungens | Caryophyllaceae | native | NO | LC | Ch | |
| 326 | Dicotyledoneae or Magnoliopsida | Arenaria racemosa Willk. | Caryophyllaceae | native | YES | VU | Ch | |
| 327 | Dicotyledoneae or Magnoliopsida | Arenaria retusa Boiss. | Caryophyllaceae | native | YES | LC | Th | |
| 328 | Dicotyledoneae or Magnoliopsida | Arenaria serpyllifolia L. | Caryophyllaceae | native | NO | LC | Th | |
| 329 | Dicotyledoneae or Magnoliopsida | Arenaria tetraquetra L. subsp amabilis (Bory) H. Lindb. f. | Caryophyllaceae | native | YES | LC | Ch | |
| 330 | Dicotyledoneae or Magnoliopsida | Arenaria tetraquetra L. subsp murcica (Font Quer) Favarger & Nieto Fel. | Caryophyllaceae | native | YES* | LC | Ch | |
| 331 | Dicotyledoneae or Magnoliopsida | Arenaria tomentosa Willk. | Caryophyllaceae | native | YES | VU | Ch | |
| 332 | Dicotyledoneae or Magnoliopsida | Argantoniella salzmannii (P.W. Ball) G. López & R. Morales | Lamiaceae | native | NO | VU | Ch | |
| 333 | Dicotyledoneae or Magnoliopsida | Argyrolobium zanonii (Turra) P.W. Ball subsp zanonii | Fabaceae | native | NO | LC | Ch | |
| 334 | Liliopsida (Monocotyledones) | Arisarum proboscideum (L.) Savi | Araceae | native | NO | EN | G | |
| 335 | Liliopsida (Monocotyledones) | Arisarum simorrhinum Durieu | Araceae | native | NO | LC | G | |
| 336 | Liliopsida (Monocotyledones) | Arisarum vulgare Targ.-Tozz. | Araceae | native | NO | LC | G | |
| 337 | Liliopsida (Monocotyledones) | Aristida coerulescens Desf. | Poaceae | native | NO | LC | Hem | |
| 338 | Dicotyledoneae or Magnoliopsida | Aristolochia baetica L. | Aristolochiaceae | native | NO | LC | Ph | |
| 339 | Dicotyledoneae or Magnoliopsida | Aristolochia paucinervis Pomel | Aristolochiaceae | native | NO | LC | G | |
| 340 | Dicotyledoneae or Magnoliopsida | Aristolochia pistolochia L. | Aristolochiaceae | native | NO | LC | G | |
| 341 | Dicotyledoneae or Magnoliopsida | Armeria alboi (Bernis) Nieto Fel. | Plumbaginaceae | native | NO | DD | Ch | |
| 342 | Dicotyledoneae or Magnoliopsida | Armeria bourgaei Merino subsp bourgaei | Plumbaginaceae | native | YES | DD | Hem | |
| 343 | Dicotyledoneae or Magnoliopsida | Armeria bourgaei Merino subsp lanceobracteata (G.H.M. Lawr.) Nieto Fel. | Plumbaginaceae | native | YES | DD | Hem | |
| 344 | Dicotyledoneae or Magnoliopsida | Armeria capitella Pau | Plumbaginaceae | native | YES | DD | Ch | |
| 345 | Dicotyledoneae or Magnoliopsida | Armeria colorata Pau | Plumbaginaceae | native | YES | EN | Ch | |
| 346 | Dicotyledoneae or Magnoliopsida | Armeria filicaulis (Boiss.) Boiss. subsp alfacarensis Gutiérrez Larena, Fuertes & Nieto Fel. | Plumbaginaceae | native | YES | EN | Ch | |
| 347 | Dicotyledoneae or Magnoliopsida | Armeria filicaulis (Boiss.) Boiss. subsp filicaulis | Plumbaginaceae | native | NO | LC | Ch | |
| 348 | Dicotyledoneae or Magnoliopsida | Armeria filicaulis (Boiss.) Boiss. subsp nevadensis Nieto Fel., Roselló & Fuertes | Plumbaginaceae | native | YES | VU | Ch | |
| 349 | Dicotyledoneae or Magnoliopsida | Armeria filicaulis (Boiss.) Boiss. subsp Trevenqueana Nieto Fel. | Plumbaginaceae | native | YES | EN | Ch | |
| 350 | Dicotyledoneae or Magnoliopsida | Armeria gaditana Boiss. | Plumbaginaceae | native | NO | VU | Ch | |
| 351 | Dicotyledoneae or Magnoliopsida | Armeria genesiana Nieto Fel. subsp genesiana | Plumbaginaceae | native | NO | VU | Ch | |
| 352 | Dicotyledoneae or Magnoliopsida | Armeria grajoana Casimiro-Soriguer Solanas & Cabezudo | Plumbaginaceae | native | YES | CR | Hem | |
| 353 | Dicotyledoneae or Magnoliopsida | Armeria hirta Willd. | Plumbaginaceae | native | NO | DD | Ch | |
| 354 | Dicotyledoneae or Magnoliopsida | Armeria hispalensis Pau | Plumbaginaceae | native | YES | DD | Ch | |
| 355 | Dicotyledoneae or Magnoliopsida | Armeria linkiana Nieto Fel. | Plumbaginaceae | native | NO | DD | Ch | |
| 356 | Dicotyledoneae or Magnoliopsida | Armeria macrophylla Boiss. & Reut. | Plumbaginaceae | native | NO | VU | Ch | |
| 357 | Dicotyledoneae or Magnoliopsida | Armeria malacitana Nieto Fel. | Plumbaginaceae | native | YES | DD | Ch | |
| 358 | Dicotyledoneae or Magnoliopsida | Armeria pauana (Bernis) Nieto Fel. | Plumbaginaceae | native | YES | DD | Ch | |
| 359 | Dicotyledoneae or Magnoliopsida | Armeria pungens (Link) Hoffmanns. & Link | Plumbaginaceae | native | NO | VU | Ch | |
| 360 | Dicotyledoneae or Magnoliopsida | Armeria splendens (Lag. & Rodr.) Webb | Plumbaginaceae | native | YES | VU | Ch | |
| 361 | Dicotyledoneae or Magnoliopsida | Armeria trianoi Nieto Fel. | Plumbaginaceae | native | YES | DD | Ch | |
| 362 | Dicotyledoneae or Magnoliopsida | Armeria velutina Boiss. & Reut. | Plumbaginaceae | native | NO | NT | Ch | |
| 363 | Dicotyledoneae or Magnoliopsida | Armeria villosa Girard subsp bernisii Nieto Fel. | Plumbaginaceae | native | YES | LC | Ch | |
| 364 | Dicotyledoneae or Magnoliopsida | Armeria villosa Girard subsp enritrianoi Blanca, Cueto, J. Fuentes & S. Tello | Plumbaginaceae | native | YES | CR | Ch | |
| 365 | Dicotyledoneae or Magnoliopsida | Armeria villosa Girard subsp longiaristata (Boiss. & Reut.) Nieto Fel. | Plumbaginaceae | native | YES* | LC | Ch | |
| 366 | Dicotyledoneae or Magnoliopsida | Armeria villosa Girard subsp provillosa (Bernis) Nieto Fel. | Plumbaginaceae | native | NO | LC | Ch | |
| 367 | Dicotyledoneae or Magnoliopsida | Armeria villosa Girard subsp serpentinicola Cabezudo, Pérez Latorre & Casimiro-Soriguer Solanas | Plumbaginaceae | native | YES | CR | Hem | |
| 368 | Dicotyledoneae or Magnoliopsida | Armeria villosa Girard subsp villosa | Plumbaginaceae | native | YES | VU | Ch | |
| 369 | Dicotyledoneae or Magnoliopsida | Arnoseris minima (L.) Schweigg. & Koerte | Asteraceae | native | NO | NT | Th | |
| 370 | Liliopsida (Monocotyledones) | Arrhenatherum album (Vahl) Clayton | Poaceae | native | NO | LC | Hem | |
| 371 | Liliopsida (Monocotyledones) | Arrhenatherum elatius (L.) J. Presl & C. Presl subsp baeticum Romero Zarco | Poaceae | native | NO | LC | Hem | |
| 372 | Liliopsida (Monocotyledones) | Arrhenatherum elatius (L.) J. Presl & C. Presl subsp bulbosum (Willd.) Schübl. & G. Martens | Poaceae | native | NO | DD | Hem | |
| 373 | Liliopsida (Monocotyledones) | Arrhenatherum elatius (L.) J. Presl & C. Presl subsp elatius | Poaceae | native | NO | DD | Hem | |
| 374 | Liliopsida (Monocotyledones) | Arrhenatherum elatius (L.) J. Presl & C. Presl subsp sardoum (E. Schmid) Gamisans | Poaceae | native | NO | NT | Hem | |
| 375 | Dicotyledoneae or Magnoliopsida | Artemisia absinthium L. | Asteraceae | native | NO | LC | Ch | |
| 376 | Dicotyledoneae or Magnoliopsida | Artemisia alba Turra subsp nevadensis (Willk.) Blanca & C. Morales | Asteraceae | native | YES | EN | Ch | |
| 377 | Dicotyledoneae or Magnoliopsida | Artemisia arborescens (Vaill.) L. | Asteraceae | native | NO | DD | Ph | |
| 378 | Dicotyledoneae or Magnoliopsida | Artemisia barrelieri Besser | Asteraceae | native | NO | LC | Ch | |
| 379 | Dicotyledoneae or Magnoliopsida | Artemisia caerulescens L. subsp caerulescens | Asteraceae | native | NO | DD | Ch | |
| 380 | Dicotyledoneae or Magnoliopsida | Artemisia caerulescens L. subsp gallica (Willd.) K.M. Perss. | Asteraceae | native | NO | VU | Ch | |
| 381 | Dicotyledoneae or Magnoliopsida | Artemisia campestris L. subsp glutinosa (Besser) Batt. | Asteraceae | native | NO | LC | Ch | |
| 382 | Dicotyledoneae or Magnoliopsida | Artemisia campestris L. subsp maritima (DC.) Arcang. | Asteraceae | native | NO | DD | Ch | |
| 383 | Dicotyledoneae or Magnoliopsida | Artemisia chamaemelifolia Vill. | Asteraceae | native | NO | VU | Ch | |
| 384 | Dicotyledoneae or Magnoliopsida | Artemisia granatensis Boiss. | Asteraceae | native | YES | CR | Ch | |
| 385 | Dicotyledoneae or Magnoliopsida | Artemisia herba-alba Asso | Asteraceae | native | NO | LC | Ch | |
| 386 | Dicotyledoneae or Magnoliopsida | Artemisia lucentica O. Bolòs, Vallès & Vigo | Asteraceae | native | NO | NT | Ch | |
| 387 | Dicotyledoneae or Magnoliopsida | Artemisia umbelliformis Lam. | Asteraceae | native | NO | EN | Ch | |
| 388 | Dicotyledoneae or Magnoliopsida | Artemisia verlotiorum Lamotte | Asteraceae | alien | NO | NE | Hem | |
| 389 | Dicotyledoneae or Magnoliopsida | Arthrocaulon macrostachyum (Moric.) Piirainen & G. Kadereit | Amaranthaceae | native | NO | NT | Ph | |
| 390 | Liliopsida (Monocotyledones) | Arum cylindraceum Gasp. | Araceae | native | NO | NT | G | |
| 391 | Liliopsida (Monocotyledones) | Arum italicum Mill. | Araceae | native | NO | LC | G | |
| 392 | Liliopsida (Monocotyledones) | Arundo donax L. | Poaceae | alien | NO | NE | Ph | |
| 393 | Liliopsida (Monocotyledones) | Arundo micrantha Lam. | Poaceae | native | NO | LC | Ph | |
| 394 | Dicotyledoneae or Magnoliopsida | Asclepias curassavica L. | Apocynaceae | alien | NO | NE | Ph | |
| 395 | Liliopsida (Monocotyledones) | Asparagus acutifolius L. | Asparagaceae | native | NO | LC | Ph | |
| 396 | Liliopsida (Monocotyledones) | Asparagus albus L. | Asparagaceae | native | NO | LC | Ph | |
| 397 | Liliopsida (Monocotyledones) | Asparagus aphyllus L. subsp aphyllus | Asparagaceae | native | NO | LC | Ph | |
| 398 | Liliopsida (Monocotyledones) | Asparagus asparagoides (L.) Druce | Asparagaceae | alien | NO | NE | Ph | |
| 399 | Liliopsida (Monocotyledones) | Asparagus horridus L. | Asparagaceae | native | NO | LC | Ph | |
| 400 | Liliopsida (Monocotyledones) | Asparagus officinalis L. | Asparagaceae | native | NO | LC | G | |
| 401 | Liliopsida (Monocotyledones) | Asparagus setaceus (Kunth) Jessop | Asparagaceae | alien | NO | NE | Ph | |
| 402 | Dicotyledoneae or Magnoliopsida | Asperugo procumbens L. | Boraginaceae | native | NO | LC | Th | |
| 403 | Dicotyledoneae or Magnoliopsida | Asperula aristata L. f. subsp scabra (Lange) Nyman | Rubiaceae | native | NO | LC | Hem | |
| 404 | Dicotyledoneae or Magnoliopsida | Asperula arvensis L. | Rubiaceae | native | NO | LC | Th | |
| 405 | Dicotyledoneae or Magnoliopsida | Asperula cynanchica L. subsp cynanchica | Rubiaceae | native | NO | DD | Hem | |
| 406 | Dicotyledoneae or Magnoliopsida | Asperula hirsuta Desf. | Rubiaceae | native | NO | LC | Hem | |
| 407 | Liliopsida (Monocotyledones) | Asphodelus aestivus Brot. | Asphodelaceae | native | NO | LC | G | |
| 408 | Liliopsida (Monocotyledones) | Asphodelus ayardii Jahand. & Maire | Asphodelaceae | native | NO | LC | G | |
| 409 | Liliopsida (Monocotyledones) | Asphodelus cerasiferus J. Gay | Asphodelaceae | native | NO | LC | G | |
| 410 | Liliopsida (Monocotyledones) | Asphodelus fistulosus L. | Asphodelaceae | native | NO | LC | G | |
| 411 | Liliopsida (Monocotyledones) | Asphodelus macrocarpus Parl. subsp macrocarpus | Asphodelaceae | native | NO | DD | G | |
| 412 | Liliopsida (Monocotyledones) | Asphodelus macrocarpus Parl. subsp rubescens Díaz Lifante & Valdés | Asphodelaceae | native | NO | LC | G | |
| 413 | Liliopsida (Monocotyledones) | Asphodelus ramosus L. subsp distalis Díaz Lifante & Valdés | Asphodelaceae | native | NO | LC | G | |
| 414 | Liliopsida (Monocotyledones) | Asphodelus serotinus Wolley-Dod | Asphodelaceae | native | NO | LC | G | |
| 415 | Liliopsida (Monocotyledones) | Asphodelus tenuifolius Cav. | Asphodelaceae | native | NO | LC | Th | |
| 416 | Pteridophyta | Asplenium adiantum-nigrum L. subsp adiantum-nigrum | Aspleniaceae | native | NO | LC | Hem | |
| 417 | Pteridophyta | Asplenium adiantum-nigrum L. subsp corunnense (Christ) Rivas Mart. | Aspleniaceae | native | NO | DD | Hem | |
| 418 | Pteridophyta | Asplenium azomanes Rosselló, Cubas & Rebassa | Aspleniaceae | native | NO | DD | Hem | |
| 419 | Pteridophyta | Asplenium billotii F.W. Schultz | Aspleniaceae | native | NO | NT | Hem | |
| 420 | Pteridophyta | Asplenium celtibericum Rivas-Mart. | Aspleniaceae | native | NO | VU | Hem | |
| 421 | Pteridophyta | Asplenium fontanum (L.) Bernh. subsp fontanum | Aspleniaceae | native | NO | NT | Hem | |
| 422 | Pteridophyta | Asplenium foreziense Héribaud | Aspleniaceae | native | NO | NT | Hem | |
| 423 | Pteridophyta | Asplenium hispanicum (Coss.) Greuter & Burdet | Aspleniaceae | native | NO | LC | Hem | |
| 424 | Pteridophyta | Asplenium marinum L. | Aspleniaceae | native | NO | CR | Hem | |
| 425 | Pteridophyta | Asplenium obovatum Viv. subsp obovatum | Aspleniaceae | native | NO | DD | Hem | |
| 426 | Pteridophyta | Asplenium onopteris L. | Aspleniaceae | native | NO | LC | Hem | |
| 427 | Pteridophyta | Asplenium petrarchae (Guérin) DC. subsp bivalens (D.E. Meyer) Lovis & Reichst. | Aspleniaceae | native | NO | DD | Hem | |
| 428 | Pteridophyta | Asplenium petrarchae (Guérin) DC. subsp petrarchae | Aspleniaceae | native | NO | LC | Hem | |
| 429 | Pteridophyta | Asplenium ruta-muraria L. subsp ruta-muraria | Aspleniaceae | native | NO | LC | Hem | |
| 430 | Pteridophyta | Asplenium sagittatum (DC.) Bange | Aspleniaceae | native | NO | CR | Hem | |
| 431 | Pteridophyta | Asplenium scolopendrium L. | Aspleniaceae | native | NO | LC | Hem | |
| 432 | Pteridophyta | Asplenium septentrionale (L.) Hoffm. Subsp septentrionale | Aspleniaceae | native | NO | NT | Hem | |
| 433 | Pteridophyta | Asplenium trichomanes L. subsp inexpectans Lovis | Aspleniaceae | native | NO | DD | Hem | |
| 434 | Pteridophyta | Asplenium trichomanes L. subsp pachyrachis (Christ) Lovis & Reichst. | Aspleniaceae | native | NO | LC | Hem | |
| 435 | Pteridophyta | Asplenium trichomanes L. subsp quadrivalens D.E. Meyer | Aspleniaceae | native | NO | LC | Hem | |
| 436 | Pteridophyta | Asplenium trichomanes L. subsp trichomanes | Aspleniaceae | native | NO | DD | Hem | |
| 437 | Pteridophyta | Asplenium viride Huds. | Aspleniaceae | native | NO | NT | Hem | |
| 438 | Dicotyledoneae or Magnoliopsida | Aster willkommii Sch. Bip. ex Willk. subsp discoideus (Willk.) A. Bolòs | Asteraceae | native | YES | EN | Hem | |
| 439 | Dicotyledoneae or Magnoliopsida | Asteriscus aquaticus (L.) Less. | Asteraceae | native | NO | LC | Th | |
| 440 | Dicotyledoneae or Magnoliopsida | Asteriscus maritimus (L.) Less. | Asteraceae | native | NO | LC | Ch | |
| 441 | Dicotyledoneae or Magnoliopsida | Asteriscus pygmaeus (DC.) Coss. & Durieu | Asteraceae | native | NO | NT | Th | |
| 442 | Dicotyledoneae or Magnoliopsida | Asterolinon linum-stellatum (L.) Duby | Primulaceae | native | NO | LC | Th | |
| 443 | Dicotyledoneae or Magnoliopsida | Astragalus algarbiensis Bunge | Fabaceae | native | NO | DD | Th | |
| 444 | Dicotyledoneae or Magnoliopsida | Astragalus alopecuroides L. subsp alopecuroides | Fabaceae | native | NO | LC | Hem | |
| 445 | Dicotyledoneae or Magnoliopsida | Astragalus alopecuroides L. subsp grosii (Pau) Rivas Goday & Rivas Mart. | Fabaceae | native | NO | NT | Hem | |
| 446 | Dicotyledoneae or Magnoliopsida | Astragalus boeticus L. | Fabaceae | native | NO | LC | Th | |
| 447 | Dicotyledoneae or Magnoliopsida | Astragalus bourgaeanus Coss. | Fabaceae | native | NO | LC | Hem | |
| 448 | Dicotyledoneae or Magnoliopsida | Astragalus castroviejoi Talavera & Sánchez Gómez | Fabaceae | native | YES* | CR | Th | |
| 449 | Dicotyledoneae or Magnoliopsida | Astragalus cavanillesii Podlech | Fabaceae | native | YES* | CR | Hem | |
| 450 | Dicotyledoneae or Magnoliopsida | Astragalus clusianus Soldano | Fabaceae | native | NO | LC | Ch | |
| 451 | Dicotyledoneae or Magnoliopsida | Astragalus cymbaecarpos Brot. | Fabaceae | native | NO | LC | Th | |
| 452 | Dicotyledoneae or Magnoliopsida | Astragalus depressus L. | Fabaceae | native | NO | LC | Hem | |
| 453 | Dicotyledoneae or Magnoliopsida | Astragalus echinatus Murray | Fabaceae | native | NO | LC | Th | |
| 454 | Dicotyledoneae or Magnoliopsida | Astragalus edulis Bunge | Fabaceae | native | NO | EN | Th | |
| 455 | Dicotyledoneae or Magnoliopsida | Astragalus glaux L. | Fabaceae | native | NO | LC | Hem | |
| 456 | Dicotyledoneae or Magnoliopsida | Astragalus glycyphyllos L. | Fabaceae | native | NO | DD | Hem | |
| 457 | Dicotyledoneae or Magnoliopsida | Astragalus granatensis Lam. | Fabaceae | native | NO | LC | Ch | |
| 458 | Dicotyledoneae or Magnoliopsida | Astragalus guttatus Banks & Solander | Fabaceae | native | NO | CR | Th | |
| 459 | Dicotyledoneae or Magnoliopsida | Astragalus hamosus L. | Fabaceae | native | NO | LC | Th | |
| 460 | Dicotyledoneae or Magnoliopsida | Astragalus hypoglottis L. subsp hypoglottis | Fabaceae | native | NO | DD | Hem | |
| 461 | Dicotyledoneae or Magnoliopsida | Astragalus incanus L. subsp incanus | Fabaceae | native | NO | LC | Hem | |
| 462 | Dicotyledoneae or Magnoliopsida | Astragalus incanus L. subsp nummularioides (Desf.) Maire | Fabaceae | native | NO | LC | Hem | |
| 463 | Dicotyledoneae or Magnoliopsida | Astragalus longidentatus Chater | Fabaceae | native | NO | NT | Th | |
| 464 | Dicotyledoneae or Magnoliopsida | Astragalus monspessulanus L. subsp gypsophyllus Rouy | Fabaceae | native | NO | LC | Hem | |
| 465 | Dicotyledoneae or Magnoliopsida | Astragalus monspessulanus L. subsp monspessulanus | Fabaceae | native | NO | LC | Hem | |
| 466 | Dicotyledoneae or Magnoliopsida | Astragalus nevadensis Boiss. subsp andresmolinae (B. Díez & Asensi) Mota & F.J. Pérez García | Fabaceae | native | YES | DD | Ch | |
| 467 | Dicotyledoneae or Magnoliopsida | Astragalus nevadensis Boiss. subsp nevadensis | Fabaceae | native | YES* | NT | Ch | |
| 468 | Dicotyledoneae or Magnoliopsida | Astragalus oxyglottis M. Bieb. | Fabaceae | native | NO | CR | Th | |
| 469 | Dicotyledoneae or Magnoliopsida | Astragalus peregrinus Vahl. subsp warionis (Gand.) | Fabaceae | native | NO | CR | Hem | |
| 470 | Dicotyledoneae or Magnoliopsida | Astragalus scorpioides Willd. | Fabaceae | native | NO | LC | Th | |
| 471 | Dicotyledoneae or Magnoliopsida | Astragalus sesameus L. | Fabaceae | native | NO | LC | Th | |
| 472 | Dicotyledoneae or Magnoliopsida | Astragalus stella L. | Fabaceae | native | NO | LC | Th | |
| 473 | Dicotyledoneae or Magnoliopsida | Astragalus tremolsianus Pau | Fabaceae | native | YES | CR | Hem | |
| 474 | Dicotyledoneae or Magnoliopsida | Astragalus vesicarius L. | Fabaceae | native | NO | DD | Ch | |
| 475 | Dicotyledoneae or Magnoliopsida | Athamanta hispanica Degen & Hervier | Apiaceae | native | YES* | VU | Hem | |
| 476 | Dicotyledoneae or Magnoliopsida | Athamanta vayredana (Font Quer) C. Pardo | Apiaceae | native | NO | VU | Hem | |
| 477 | Pteridophyta | Athyrium filix-femina (L.) Roth | Athyriaceae | native | NO | LC | Hem | |
| 478 | Dicotyledoneae or Magnoliopsida | Atractylis cancellata L. | Asteraceae | native | NO | LC | Th | |
| 479 | Dicotyledoneae or Magnoliopsida | Atractylis humilis L. | Asteraceae | native | NO | LC | Ch | |
| 480 | Dicotyledoneae or Magnoliopsida | Atriplex chenopodioides Batt. | Amaranthaceae | native | NO | LC | Th | |
| 481 | Dicotyledoneae or Magnoliopsida | Atriplex glauca L. | Amaranthaceae | native | NO | LC | Ch | |
| 482 | Dicotyledoneae or Magnoliopsida | Atriplex halimus L. | Amaranthaceae | native | NO | LC | Ph | |
| 483 | Dicotyledoneae or Magnoliopsida | Atriplex hortensis L. | Amaranthaceae | alien | NO | NE | Th | |
| 484 | Dicotyledoneae or Magnoliopsida | Atriplex patula L. | Amaranthaceae | native | NO | LC | Th | |
| 485 | Dicotyledoneae or Magnoliopsida | Atriplex prostrata DC. | Amaranthaceae | native | NO | LC | Th | |
| 486 | Dicotyledoneae or Magnoliopsida | Atriplex rosea L. | Amaranthaceae | native | NO | LC | Th | |
| 487 | Dicotyledoneae or Magnoliopsida | Atriplex semibaccata R. Br. | Amaranthaceae | alien | NO | NE | Ch | |
| 488 | Dicotyledoneae or Magnoliopsida | Atriplex suberecta Verdoon | Amaranthaceae | alien | NO | NE | Th | |
| 489 | Dicotyledoneae or Magnoliopsida | Atriplex tornabenei Tineo | Amaranthaceae | native | NO | DD | Hem | |
| 490 | Dicotyledoneae or Magnoliopsida | Atropa baetica Willk. | Solanaceae | native | NO | CR | Hem | |
| 491 | Dicotyledoneae or Magnoliopsida | Atropa belladonna L. | Solanaceae | native | NO | EN | Hem | |
| 492 | Dicotyledoneae or Magnoliopsida | Austrocylindropuntia subulata (Mühlenpfordt) Backeb. | Cactaceae | alien | NO | NE | Ph | |
| 493 | Dicotyledoneae or Magnoliopsida | Avellara fistulosa (Brot.) Blanca & C. Díaz | Asteraceae | native | YES** | CR | G | |
| 494 | Liliopsida (Monocotyledones) | Avellinia festucoides (Link) Valdés & H. Scholz | Poaceae | native | NO | LC | Th | |
| 495 | Liliopsida (Monocotyledones) | Avena barbata Link subsp barbata | Poaceae | native | NO | LC | Th | |
| 496 | Liliopsida (Monocotyledones) | Avena barbata Link subsp castellana Romero Zarco | Poaceae | native | NO | DD | Th | |
| 497 | Liliopsida (Monocotyledones) | Avena barbata Link subsp hirtula (Lag.) Tab. Morais | Poaceae | native | NO | DD | Th | |
| 498 | Liliopsida (Monocotyledones) | Avena barbata Link subsp lusitanica (Tab. Morais) Romero Zarco | Poaceae | native | NO | LC | Th | |
| 499 | Liliopsida (Monocotyledones) | Avena eriantha Durieu | Poaceae | native | NO | DD | Th | |
| 500 | Liliopsida (Monocotyledones) | Avena fatua L. | Poaceae | native | NO | DD | Th | |
| 501 | Liliopsida (Monocotyledones) | Avena longiglumis Durieu | Poaceae | native | NO | DD | Th | |
| 502 | Liliopsida (Monocotyledones) | Avena murphyi Ladiz. | Poaceae | native | NO | EN | Th | |
| 503 | Liliopsida (Monocotyledones) | Avena sativa L. subsp byzantina (K. Koch) Romero Zarco | Poaceae | alien | NO | NE | Th | |
| 504 | Liliopsida (Monocotyledones) | Avena sativa L. subsp macrantha (Hack.) Mordv. | Poaceae | alien | NO | NE | Th | |
| 505 | Liliopsida (Monocotyledones) | Avena sativa L. subsp sativa | Poaceae | alien | NO | NE | Th | |
| 506 | Liliopsida (Monocotyledones) | Avena sterilis L. subsp ludoviciana (Durieu) Gillet & Magne | Poaceae | native | NO | LC | Th | |
| 507 | Liliopsida (Monocotyledones) | Avena sterilis L. subsp sterilis | Poaceae | native | NO | LC | Th | |
| 508 | Liliopsida (Monocotyledones) | Avena strigosa Schreb. | Poaceae | alien | NO | NE | Th | |
| 509 | Liliopsida (Monocotyledones) | Avenella flexuosa (L.) Drejer subsp iberica (Rivas Mart.) Valdés & H. Scholz | Poaceae | native | NO | NT | Hem | |
| 510 | Liliopsida (Monocotyledones) | Avenella stricta (Hack.) P. Silva | Poaceae | native | NO | NT | Hem | |
| 511 | Pteridophyta | Azolla filiculoides Lam. | Salviniaceae | alien | NO | NE | Hyd | |
| 512 | Dicotyledoneae or Magnoliopsida | Bacopa rotundifolia Wettst. | Plantaginaceae | alien | NO | NE | Hyd | |
| 513 | Liliopsida (Monocotyledones) | Baldellia repens (Lam.) Ooststr. subsp baetica Talavera & Casim.-Sor. | Alismataceae | native | YES | DD | G | |
| 514 | Liliopsida (Monocotyledones) | Baldellia repens (Lam.) Ooststr. subsp cavanillesii (Molina Abril, A. Galán, J.M. Pizarro & Sard. Rosc.) Talavera | Alismataceae | native | NO | LC | G | |
| 515 | Liliopsida (Monocotyledones) | Baldellia repens (Lam.) Ooststr. subsp repens | Alismataceae | native | NO | LC | G | |
| 516 | Dicotyledoneae or Magnoliopsida | Ballota hirsuta Benth. | Lamiaceae | native | NO | LC | Ch | |
| 517 | Dicotyledoneae or Magnoliopsida | Ballota nigra L. | Lamiaceae | native | NO | LC | Ch | |
| 518 | Dicotyledoneae or Magnoliopsida | Barbarea intermedia Boreau | Brassicaceae | native | NO | DD | G | |
| 519 | Dicotyledoneae or Magnoliopsida | Barbarea verna (Mill.) Asch. | Brassicaceae | native | NO | LC | G | |
| 520 | Dicotyledoneae or Magnoliopsida | Barbarea vulgaris R. Br. | Brassicaceae | native | NO | DD | G | |
| 521 | Dicotyledoneae or Magnoliopsida | Bartsia trixago L. | Orobanchaceae | native | NO | LC | Th | |
| 522 | Dicotyledoneae or Magnoliopsida | Bassia hyssopifolia (Pall.) Kuntze | Amaranthaceae | native | NO | LC | Th | |
| 523 | Dicotyledoneae or Magnoliopsida | Bassia prostrata (L.) G. Beck | Amaranthaceae | native | NO | LC | Ch | |
| 524 | Dicotyledoneae or Magnoliopsida | Bassia scoparia (L.) Voss subsp scoparia | Amaranthaceae | native | NO | LC | Th | |
| 525 | Dicotyledoneae or Magnoliopsida | Bellis annua L. subsp annua | Asteraceae | native | NO | LC | Th | |
| 526 | Dicotyledoneae or Magnoliopsida | Bellis cordifolia (Kunze) Willk. | Asteraceae | native | YES | EN | Hem | |
| 527 | Dicotyledoneae or Magnoliopsida | Bellis microcephala Lange | Asteraceae | native | NO | LC | Th | |
| 528 | Dicotyledoneae or Magnoliopsida | Bellis pappulosa Boiss. | Asteraceae | native | NO | LC | Hem | |
| 529 | Dicotyledoneae or Magnoliopsida | Bellis perennis L. | Asteraceae | native | NO | LC | Hem | |
| 530 | Dicotyledoneae or Magnoliopsida | Bellis sylvestris Cirillo | Asteraceae | native | NO | LC | Hem | |
| 531 | Dicotyledoneae or Magnoliopsida | Berberis hispanica Boiss. & Reut. | Berberidaceae | native | NO | LC | Ph | |
| 532 | Dicotyledoneae or Magnoliopsida | Bergia capensis L. | Elatinaceae | alien | NO | NE | Hyd | |
| 533 | Dicotyledoneae or Magnoliopsida | Berula erecta (Huds.) Coville | Apiaceae | native | NO | LC | G | |
| 534 | Dicotyledoneae or Magnoliopsida | Beta macrocarpa Guss. | Amaranthaceae | native | NO | LC | Th | |
| 535 | Dicotyledoneae or Magnoliopsida | Beta maritima L. | Amaranthaceae | native | NO | LC | Hem | |
| 536 | Dicotyledoneae or Magnoliopsida | Beta vulgaris L. | Amaranthaceae | alien | NO | NE | Th | |
| 537 | Dicotyledoneae or Magnoliopsida | Betula pendula Roth subsp fontqueri (Rothm.) G. Moreno & Peinado | Betulaceae | native | NO | EN | Ph | |
| 538 | Liliopsida (Monocotyledones) | Biarum arundanum Boiss. & Reut. | Araceae | native | NO | LC | G | |
| 539 | Liliopsida (Monocotyledones) | Biarum carratracense (Willk.) Font Quer | Araceae | native | NO | LC | G | |
| 540 | Liliopsida (Monocotyledones) | Biarum dispar (Schott) Talavera | Araceae | native | NO | EN | G | |
| 541 | Liliopsida (Monocotyledones) | Biarum mendax P.C. Boyce | Araceae | native | NO | NT | G | |
| 542 | Dicotyledoneae or Magnoliopsida | Bidens aurea (Aiton) Sherff | Asteraceae | alien | NO | NE | Hem | |
| 543 | Dicotyledoneae or Magnoliopsida | Bidens frondosa L. | Asteraceae | alien | NO | NE | Th | |
| 544 | Dicotyledoneae or Magnoliopsida | Bidens pilosa L. | Asteraceae | alien | NO | NE | Th | |
| 545 | Dicotyledoneae or Magnoliopsida | Bidens subalternans DC. | Asteraceae | alien | NO | NE | Th | |
| 546 | Dicotyledoneae or Magnoliopsida | Bifora testiculata (L.) Spreng. | Apiaceae | native | NO | LC | Th | |
| 547 | Dicotyledoneae or Magnoliopsida | Biscutella auriculata L. | Brassicaceae | native | NO | LC | Th | |
| 548 | Dicotyledoneae or Magnoliopsida | Biscutella baetica Boiss. & Reut. | Brassicaceae | native | NO | LC | Th | |
| 549 | Dicotyledoneae or Magnoliopsida | Biscutella frutescens Coss. | Brassicaceae | native | NO | NT | Ch | |
| 550 | Dicotyledoneae or Magnoliopsida | Biscutella glacialis (Boiss. & Reut.) Jord. | Brassicaceae | native | YES | NT | Ch | |
| 551 | Dicotyledoneae or Magnoliopsida | Biscutella laxa Boiss. & Reut. | Brassicaceae | native | YES* | LC | Ch | |
| 552 | Dicotyledoneae or Magnoliopsida | Biscutella lyrata L. | Brassicaceae | native | YES | LC | Th | |
| 553 | Dicotyledoneae or Magnoliopsida | Biscutella stenophylla Dufour | Brassicaceae | native | NO | LC | Ch | |
| 554 | Dicotyledoneae or Magnoliopsida | Biscutella variegata Boiss. & Reut. | Brassicaceae | native | YES* | LC | Ch | |
| 555 | Dicotyledoneae or Magnoliopsida | Biserrula epiglottis (L.) Coulot, Rabaute & J.-M. Tison | Fabaceae | native | NO | LC | Th | |
| 556 | Dicotyledoneae or Magnoliopsida | Biserrula pelecinus L. | Fabaceae | native | NO | LC | Th | |
| 557 | Dicotyledoneae or Magnoliopsida | Bituminaria bituminosa (L.) C.H. Stirt. | Fabaceae | native | NO | LC | Hem | |
| 558 | Dicotyledoneae or Magnoliopsida | Blackstonia acuminata (W.D.J. Koch & Ziz) Domin subsp acuminata | Gentianaceae | native | NO | LC | Th | |
| 559 | Dicotyledoneae or Magnoliopsida | Blackstonia acuminata (W.D.J. Koch & Ziz) Domin subsp aestiva (K. Malý) Zeltner | Gentianaceae | native | NO | LC | Th | |
| 560 | Dicotyledoneae or Magnoliopsida | Blackstonia grandiflora (Viv.) Pau | Gentianaceae | native | NO | DD | Th | |
| 561 | Dicotyledoneae or Magnoliopsida | Blackstonia imperfoliata (L. f.) Samp. | Gentianaceae | native | NO | LC | Th | |
| 562 | Dicotyledoneae or Magnoliopsida | Blackstonia perfoliata (L.) Huds. subsp intermedia (Ten.) Zeltner | Gentianaceae | native | NO | LC | Th | |
| 563 | Dicotyledoneae or Magnoliopsida | Blackstonia perfoliata (L.) Huds. subsp perfoliata | Gentianaceae | native | NO | LC | Th | |
| 564 | Pteridophyta | Blechnum spicant (L.) Roth subsp spicant | Blechnaceae | native | NO | NT | Hem | |
| 565 | Liliopsida (Monocotyledones) | Bolboschoenus glaucus (Lam.) S.G. Smith | Cyperaceae | native | NO | LC | G | |
| 566 | Liliopsida (Monocotyledones) | Bolboschoenus maritimus (L.) Palla | Cyperaceae | native | NO | LC | G | |
| 567 | Dicotyledoneae or Magnoliopsida | Bombycilaena discolor (Pers.) M. Laínz | Asteraceae | native | NO | LC | Th | |
| 568 | Dicotyledoneae or Magnoliopsida | Bombycilaena erecta (L.) Smolj. | Asteraceae | native | NO | LC | Th | |
| 569 | Dicotyledoneae or Magnoliopsida | Borago officinalis L. | Boraginaceae | native | NO | LC | Th | |
| 570 | Dicotyledoneae or Magnoliopsida | Boreava aptera Boiss. & Heldr. | Brassicaceae | alien | NO | NE | Th | |
| 571 | Liliopsida (Monocotyledones) | Bothriochloa ischaemum (L.) Keng | Poaceae | native | NO | NT | Hem | |
| 572 | Pteridophyta | Botrychium lunaria (L.) Swartz | Botrychiaceae | native | NO | VU | G | |
| 573 | Dicotyledoneae or Magnoliopsida | Bougainvillea glabra Choisy | Nyctaginaceae | alien | NO | NE | Ph | |
| 574 | Dicotyledoneae or Magnoliopsida | Bougainvillea spectabilis Willd. | Nyctaginaceae | alien | NO | NE | Ph | |
| 575 | Dicotyledoneae or Magnoliopsida | 0 | Boussingaultia cordifolia Ten. | Basellaceae | alien | NO | NE | G |
| 576 | Liliopsida (Monocotyledones) | Brachiaria eruciformis (Sibth. & Sm.) Griseb. | Poaceae | native | NO | LC | Th | |
| 577 | Dicotyledoneae or Magnoliopsida | Brachychiton populneus R. Br. | Malvaceae | alien | NO | NE | Ph | |
| 578 | Liliopsida (Monocotyledones) | Brachypodium gaditanum Talavera | Poaceae | native | YES | DD | Th | |
| 579 | Liliopsida (Monocotyledones) | Brachypodium hybridum Catalán, Joch. Müll., Hasterok & Jenkins | Poaceae | native | NO | DD | Th | |
| 580 | Liliopsida (Monocotyledones) | Brachypodium phoenicoides (L.) Roem. & Schult. | Poaceae | native | NO | LC | Hem | |
| 581 | Liliopsida (Monocotyledones) | Brachypodium retusum (Pers.) P. Beauv. subsp boissieri (Nyman) Romero García | Poaceae | native | NO | LC | Ch | |
| 582 | Liliopsida (Monocotyledones) | Brachypodium retusum (Pers.) P. Beauv. subsp retusum | Poaceae | native | NO | LC | Ch | |
| 583 | Liliopsida (Monocotyledones) | Brachypodium stacei Catalán, Joch. Müll., Mur & Langdon | Poaceae | native | NO | DD | Th | |
| 584 | Liliopsida (Monocotyledones) | Brachypodium sylvaticum (Huds.) P. Beauv. Subsp sylvaticum | Poaceae | native | NO | LC | Hem | |
| 585 | Dicotyledoneae or Magnoliopsida | Brassica barrelieri (L.) Janka | Brassicaceae | native | NO | LC | Th | |
| 586 | Dicotyledoneae or Magnoliopsida | Brassica fruticulosa Cirillo subsp cossoniana (Boiss. & Reut.) Maire | Brassicaceae | native | NO | LC | Th | |
| 587 | Dicotyledoneae or Magnoliopsida | Brassica fruticulosa Cirillo subsp fruticulosa | Brassicaceae | native | NO | LC | Hem | |
| 588 | Dicotyledoneae or Magnoliopsida | Brassica juncea (L.) Czern. | Brassicaceae | alien | NO | NE | Th | |
| 589 | Dicotyledoneae or Magnoliopsida | Brassica napus L. | Brassicaceae | alien | NO | NE | Th | |
| 590 | Dicotyledoneae or Magnoliopsida | Brassica nigra (L.) W.D.J. Koch | Brassicaceae | native | NO | LC | Th | |
| 591 | Dicotyledoneae or Magnoliopsida | Brassica oleracea L. | Brassicaceae | native | NO | DD | Th | |
| 592 | Dicotyledoneae or Magnoliopsida | Brassica oxyrrhina (Coss.) Willk. | Brassicaceae | native | NO | DD | Th | |
| 593 | Dicotyledoneae or Magnoliopsida | Brassica repanda (Willd.) DC. subsp almeriensis Gómez-Campo | Brassicaceae | native | YES | VU | Hem | |
| 594 | Dicotyledoneae or Magnoliopsida | Brassica repanda (Willd.) DC. subsp blancoana (Boiss.) Heywood | Brassicaceae | native | NO | LC | Hem | |
| 595 | Dicotyledoneae or Magnoliopsida | Brassica repanda (Willd.) DC. subsp confusa (Emb. & Maire) Heywood | Brassicaceae | native | NO | LC | Hem | |
| 596 | Dicotyledoneae or Magnoliopsida | Brassica repanda (Willd.) DC. subsp latisiliqua (Boiss. & Reut.) Heywood | Brassicaceae | native | YES | LC | Hem | |
| 597 | Dicotyledoneae or Magnoliopsida | Brassica repanda (Willd.) DC. subsp nudicaulis (Lag.) Heywood | Brassicaceae | native | NO | NT | Hem | |
| 598 | Dicotyledoneae or Magnoliopsida | Brassica tournefortii Gouan | Brassicaceae | native | NO | LC | Th | |
| 599 | Liliopsida (Monocotyledones) | Briza maxima L. | Poaceae | native | NO | LC | Th | |
| 600 | Liliopsida (Monocotyledones) | Briza media L. | Poaceae | native | NO | LC | Hem | |
| 601 | Liliopsida (Monocotyledones) | Briza minor L. | Poaceae | native | NO | LC | Th | |
| 602 | Liliopsida (Monocotyledones) | Bromus erectus Huds. | Poaceae | native | NO | LC | Hem | |
| 603 | Liliopsida (Monocotyledones) | Bromus hordeaceus L. | Poaceae | native | NO | LC | Th | |
| 604 | Liliopsida (Monocotyledones) | Bromus intermedius Guss. | Poaceae | native | NO | LC | Th | |
| 605 | Liliopsida (Monocotyledones) | Bromus lanceolatus Roth | Poaceae | native | NO | LC | Th | |
| 606 | Liliopsida (Monocotyledones) | Bromus racemosus L. | Poaceae | native | NO | DD | Th | |
| 607 | Liliopsida (Monocotyledones) | Bromus scoparius L. | Poaceae | native | NO | LC | Th | |
| 608 | Liliopsida (Monocotyledones) | Bromus secalinus L. | Poaceae | native | NO | DD | Th | |
| 609 | Liliopsida (Monocotyledones) | Bromus squarrosus L. | Poaceae | native | NO | LC | Th | |
| 610 | Dicotyledoneae or Magnoliopsida | Bryonia dioica Jacq. | Cucurbitaceae | native | NO | LC | Hem | |
| 611 | Dicotyledoneae or Magnoliopsida | Buddleja davidii Franch. | Scrophulariaceae | alien | NO | NE | Ph | |
| 612 | Dicotyledoneae or Magnoliopsida | Bufonia macropetala Willk. | Caryophyllaceae | native | NO | LC | Hem | |
| 613 | Dicotyledoneae or Magnoliopsida | Bufonia paniculata Delarbre | Caryophyllaceae | native | NO | LC | Th | |
| 614 | Dicotyledoneae or Magnoliopsida | Bufonia tenuifolia L. | Caryophyllaceae | native | NO | LC | Th | |
| 615 | Dicotyledoneae or Magnoliopsida | Buglossoides arvensis (L.) I.M. Johnst. subsp arvensis | Boraginaceae | native | NO | LC | Th | |
| 616 | Dicotyledoneae or Magnoliopsida | Buglossoides arvensis (L.) I.M. Johnst. subsp permixta (F.W. Schultz) R. Fernandes | Boraginaceae | native | NO | LC | Th | |
| 617 | Dicotyledoneae or Magnoliopsida | Buglossoides incrassata (Guss.) I.M. Johnst. | Boraginaceae | native | NO | LC | Th | |
| 618 | Liliopsida (Monocotyledones) | Bulbostylis cioniana (Savi) Lye | Cyperaceae | native | NO | CR | Th | |
| 619 | Dicotyledoneae or Magnoliopsida | Bunias erucago L. | Brassicaceae | native | NO | DD | Th | |
| 620 | Dicotyledoneae or Magnoliopsida | Bunium balearicum (Sennen) Mateo & López Udías | Apiaceae | native | NO | DD | G | |
| 621 | Dicotyledoneae or Magnoliopsida | Bunium macuca Boiss. subsp macuca | Apiaceae | native | NO | LC | G | |
| 622 | Dicotyledoneae or Magnoliopsida | Bunium macuca Boiss. subsp nivale (Boiss.) Mateo & López Udías | Apiaceae | native | YES | LC | G | |
| 623 | Dicotyledoneae or Magnoliopsida | Bunium pachypodum P.W. Ball | Apiaceae | native | NO | LC | G | |
| 624 | Dicotyledoneae or Magnoliopsida | Bupleurum acutifolium Boiss. | Apiaceae | native | YES | VU | Ch | |
| 625 | Dicotyledoneae or Magnoliopsida | Bupleurum baldense Turra | Apiaceae | native | NO | LC | Th | |
| 626 | Dicotyledoneae or Magnoliopsida | Bupleurum bourgaei Boiss. & Reut. | Apiaceae | native | YES* | EN | Hem | |
| 627 | Dicotyledoneae or Magnoliopsida | Bupleurum foliosum DC. | Apiaceae | native | NO | NT | Ch | |
| 628 | Dicotyledoneae or Magnoliopsida | Bupleurum fruticescens L. | Apiaceae | native | NO | LC | Ch | |
| 629 | Dicotyledoneae or Magnoliopsida | Bupleurum fruticosum L. | Apiaceae | native | NO | LC | Ph | |
| 630 | Dicotyledoneae or Magnoliopsida | Bupleurum gerardi All. | Apiaceae | native | NO | LC | Th | |
| 631 | Dicotyledoneae or Magnoliopsida | Bupleurum gibraltarium Lam. | Apiaceae | native | NO | LC | Ph | |
| 632 | Dicotyledoneae or Magnoliopsida | Bupleurum lancifolium Hornem. | Apiaceae | native | NO | LC | Th | |
| 633 | Dicotyledoneae or Magnoliopsida | Bupleurum praealtum L. | Apiaceae | native | NO | LC | Th | |
| 634 | Dicotyledoneae or Magnoliopsida | Bupleurum rigidum L. subsp paniculatum (Brot.) H. Wolff. | Apiaceae | native | NO | LC | Hem | |
| 635 | Dicotyledoneae or Magnoliopsida | Bupleurum rigidum L. subsp rigidum | Apiaceae | native | NO | LC | Hem | |
| 636 | Dicotyledoneae or Magnoliopsida | Bupleurum rotundifolium L. | Apiaceae | native | NO | LC | Th | |
| 637 | Dicotyledoneae or Magnoliopsida | Bupleurum semicompositum L. | Apiaceae | native | NO | LC | Th | |
| 638 | Dicotyledoneae or Magnoliopsida | Bupleurum spinosum Gouan | Apiaceae | native | NO | LC | Ch | |
| 639 | Dicotyledoneae or Magnoliopsida | Bupleurum tenuissimum L. | Apiaceae | native | NO | LC | Th | |
| 640 | Liliopsida (Monocotyledones) | Butomus umbellatus L. | Butomaceae | native | NO | DD | G | |
| 641 | Dicotyledoneae or Magnoliopsida | Buxus balearica Lam. | Buxaceae | native | NO | VU | Ph | |
| 642 | Dicotyledoneae or Magnoliopsida | Buxus sempervirens L. | Buxaceae | native | NO | NT | Ph | |
| 643 | Dicotyledoneae or Magnoliopsida | Cachrys libanotis L. | Apiaceae | native | NO | LC | Th | |
| 644 | Dicotyledoneae or Magnoliopsida | Cachrys sicula L. | Apiaceae | native | NO | LC | Hem | |
| 645 | Dicotyledoneae or Magnoliopsida | Caesalpinia gilliesii (Hook.) Wall. | Fabaceae | alien | NO | NE | Ph | |
| 646 | Dicotyledoneae or Magnoliopsida | Cakile maritima Scop. subsp maritima | Brassicaceae | native | NO | LC | Th | |
| 647 | Dicotyledoneae or Magnoliopsida | Calamintha nepeta (L.) Savi subsp nepeta | Lamiaceae | native | NO | LC | Hem | |
| 648 | Dicotyledoneae or Magnoliopsida | Calendula aegyptiaca Pers. | Asteraceae | native | NO | NT | Th | |
| 649 | Dicotyledoneae or Magnoliopsida | Calendula arvensis L. subsp arvensis | Asteraceae | native | NO | LC | Th | |
| 650 | Dicotyledoneae or Magnoliopsida | Calendula arvensis L. subsp macroptera Rouy | Asteraceae | native | NO | LC | Th | |
| 651 | Dicotyledoneae or Magnoliopsida | Calendula officinalis L. | Asteraceae | alien | NO | NE | Th | |
| 652 | Dicotyledoneae or Magnoliopsida | Calendula suffruticosa Vahl subsp algarbiensis (Boiss.) Nyman | Asteraceae | native | NO | DD | Ch | |
| 653 | Dicotyledoneae or Magnoliopsida | Calendula suffruticosa Vahl subsp suffruticosa | Asteraceae | native | NO | LC | Ch | |
| 654 | Dicotyledoneae or Magnoliopsida | Calendula suffruticosa Vahl subsp tomentosa (Ball) Murb. | Asteraceae | native | NO | DD | Ch | |
| 655 | Dicotyledoneae or Magnoliopsida | Calendula tripterocarpa Rupr. | Asteraceae | native | NO | LC | Th | |
| 656 | Dicotyledoneae or Magnoliopsida | Calepina irregularis (Asso) Thell. | Brassicaceae | native | NO | LC | Th | |
| 657 | Dicotyledoneae or Magnoliopsida | Calicotome intermedia C. Presl | Fabaceae | native | NO | LC | Ph | |
| 658 | Dicotyledoneae or Magnoliopsida | Calicotome spinosa (L.) Link | Fabaceae | native | NO | LC | Ph | |
| 659 | Dicotyledoneae or Magnoliopsida | Calicotome villosa (Poir.) Link | Fabaceae | native | NO | LC | Ph | |
| 660 | Dicotyledoneae or Magnoliopsida | Callipeltis cucullaris (L.) Steven | Rubiaceae | native | NO | LC | Th | |
| 661 | Dicotyledoneae or Magnoliopsida | Callitriche brutia Petagna | Plantaginaceae | native | NO | DD | Hyd | |
| 662 | Dicotyledoneae or Magnoliopsida | Callitriche cribrosa Schotsman | Plantaginaceae | native | NO | DD | Hyd | |
| 663 | Dicotyledoneae or Magnoliopsida | Callitriche lusitanica Schotsman | Plantaginaceae | native | NO | DD | Hyd | |
| 664 | Dicotyledoneae or Magnoliopsida | Callitriche obtusangula Le Gall | Plantaginaceae | native | NO | DD | Hyd | |
| 665 | Dicotyledoneae or Magnoliopsida | Callitriche regis-jubae Schotsman | Plantaginaceae | native | NO | DD | Hyd | |
| 666 | Dicotyledoneae or Magnoliopsida | Callitriche stagnalis Scop. | Plantaginaceae | native | NO | LC | Hyd | |
| 667 | Dicotyledoneae or Magnoliopsida | Callitriche truncata Guss. subsp occidentalis (Rouy) Schotsman | Plantaginaceae | native | NO | DD | Hyd | |
| 668 | Dicotyledoneae or Magnoliopsida | Calluna vulgaris (L.) Hull | Ericaceae | native | NO | LC | Ch | |
| 669 | Dicotyledoneae or Magnoliopsida | Calystegia sepium (L.) R. Br. subsp sepium | Convolvulaceae | native | NO | LC | G | |
| 670 | Dicotyledoneae or Magnoliopsida | Calystegia silvatica (Kit.) Griseb. subsp disjuncta Brummitt | Convolvulaceae | alien | NO | NE | G | |
| 671 | Dicotyledoneae or Magnoliopsida | Calystegia silvatica (Kit.) Griseb. subsp silvatica | Convolvulaceae | native | NO | DD | G | |
| 672 | Dicotyledoneae or Magnoliopsida | Calystegia soldanella (L.) R. Br. | Convolvulaceae | native | NO | EX | G | |
| 673 | Dicotyledoneae or Magnoliopsida | Camelina microcarpa DC. | Brassicaceae | native | NO | LC | Th | |
| 674 | Dicotyledoneae or Magnoliopsida | Campanula alata Desf. | Campanulaceae | native | NO | CR | Hem | |
| 675 | Dicotyledoneae or Magnoliopsida | Campanula cabezudoi Cano-Maq. & Talavera | Campanulaceae | native | YES | VU | Th | |
| 676 | Dicotyledoneae or Magnoliopsida | Campanula decumbens A. DC. subsp baetica Cano-Maq. & Talavera | Campanulaceae | native | YES | DD | Th | |
| 677 | Dicotyledoneae or Magnoliopsida | Campanula decumbens A. DC. subsp decumbens | Campanulaceae | native | NO | DD | Th | |
| 678 | Dicotyledoneae or Magnoliopsida | Campanula dichotoma L. | Campanulaceae | native | NO | LC | Th | |
| 679 | Dicotyledoneae or Magnoliopsida | Campanula dieckii Lange | Campanulaceae | native | NO | LC | Th | |
| 680 | Dicotyledoneae or Magnoliopsida | Campanula erinus L. | Campanulaceae | native | NO | LC | Th | |
| 681 | Dicotyledoneae or Magnoliopsida | Campanula fastigiata A. DC. | Campanulaceae | native | NO | NT | Th | |
| 682 | Dicotyledoneae or Magnoliopsida | Campanula herminii Hoffmanns. & Link | Campanulaceae | native | NO | NT | Hem | |
| 683 | Dicotyledoneae or Magnoliopsida | Campanula matritensis A. DC. | Campanulaceae | native | NO | LC | Th | |
| 684 | Dicotyledoneae or Magnoliopsida | Campanula mollis L. | Campanulaceae | native | NO | LC | Hem | |
| 685 | Dicotyledoneae or Magnoliopsida | Campanula rapunculus L. | Campanulaceae | native | NO | LC | Hem | |
| 686 | Dicotyledoneae or Magnoliopsida | Campanula rotundifolia L. subsp hispanica (Willk.) O. Bolòs & Vigo | Campanulaceae | native | NO | LC | Hem | |
| 687 | Dicotyledoneae or Magnoliopsida | Campanula rotundifolia L. subsp willkommii (Witasek) Blanca | Campanulaceae | native | YES | NT | Hem | |
| 688 | Dicotyledoneae or Magnoliopsida | Campanula semisecta Murb. | Campanulaceae | native | NO | LC | Th | |
| 689 | Dicotyledoneae or Magnoliopsida | Campanula specularioides Coss. | Campanulaceae | native | YES | EN | Th | |
| 690 | Dicotyledoneae or Magnoliopsida | Campanula transtagana R. Fern. | Campanulaceae | native | NO | DD | Th | |
| 691 | Dicotyledoneae or Magnoliopsida | Camphorosma monspeliaca L. subsp monspeliaca | Amaranthaceae | native | NO | DD | Ch | |
| 692 | Dicotyledoneae or Magnoliopsida | Campsis radicans (L.) Seem. | Bignoniaceae | alien | NO | NE | Ph | |
| 693 | Liliopsida (Monocotyledones) | Canna indica L. | Cannaceae | alien | NO | NE | G | |
| 694 | Dicotyledoneae or Magnoliopsida | Cannabis sativa L. | Cannabaceae | alien | NO | NE | Th | |
| 695 | Dicotyledoneae or Magnoliopsida | Capparis spinosa L. subsp spinosa | Capparaceae | native | NO | LC | Ph | |
| 696 | Dicotyledoneae or Magnoliopsida | Capsella bursa-pastoris (L.) Medik. | Brassicaceae | native | NO | LC | Th | |
| 697 | Dicotyledoneae or Magnoliopsida | Capsicum anuum L. | Solanaceae | alien | NO | NE | Th | |
| 698 | Dicotyledoneae or Magnoliopsida | Caralluma europaea (Guss.) N.E. Br. | Apocynaceae | native | NO | EN | Ch | |
| 699 | Dicotyledoneae or Magnoliopsida | Cardamine flexuosa With. | Brassicaceae | native | NO | LC | G | |
| 700 | Dicotyledoneae or Magnoliopsida | Cardamine hirsuta L. | Brassicaceae | native | NO | LC | Th | |
| 701 | Dicotyledoneae or Magnoliopsida | Cardamine parviflora L. | Brassicaceae | native | NO | DD | Th | |
| 702 | Dicotyledoneae or Magnoliopsida | Cardamine resedifolia L. | Brassicaceae | native | NO | LC | Hem | |
| 703 | Dicotyledoneae or Magnoliopsida | Cardaria draba (L.) Desv. subsp draba | Brassicaceae | native | NO | LC | Hem | |
| 704 | Dicotyledoneae or Magnoliopsida | 0 | Cardiospermum halicacabum L. | Sapindaceae (Aceraceae) | alien | NO | NE | Ph |
| 705 | Dicotyledoneae or Magnoliopsida | Carduncellus arborescens (L.) Sweet | Asteraceae | native | NO | LC | Ph | |
| 706 | Dicotyledoneae or Magnoliopsida | Carduncellus caeruleus (L.) C. Presl | Asteraceae | native | NO | LC | Hem | |
| 707 | Dicotyledoneae or Magnoliopsida | Carduncellus cuatrecasasii G. López | Asteraceae | native | NO | LC | Hem | |
| 708 | Dicotyledoneae or Magnoliopsida | Carduncellus hispanicus Boiss. subsp araneosus (Boiss. & Reut.) G. López | Asteraceae | native | NO | LC | Hem | |
| 709 | Dicotyledoneae or Magnoliopsida | Carduncellus hispanicus Boiss. subsp hispanicus | Asteraceae | native | YES | LC | Hem | |
| 710 | Dicotyledoneae or Magnoliopsida | Carduncellus hispanicus Boiss. subsp intercedens (Degen & Hervier) G. López | Asteraceae | native | NO | DD | Hem | |
| 711 | Dicotyledoneae or Magnoliopsida | Carduncellus monspelliensium All. | Asteraceae | native | NO | LC | Hem | |
| 712 | Dicotyledoneae or Magnoliopsida | Carduus acicularis Bertol. | Asteraceae | native | NO | DD | Th | |
| 713 | Dicotyledoneae or Magnoliopsida | Carduus bourgeanus Boiss. & Reut. | Asteraceae | native | NO | LC | Th | |
| 714 | Dicotyledoneae or Magnoliopsida | Carduus carlinoides Gouan subsp hispanicus (Kazmi) Franco | Asteraceae | native | YES | LC | Hem | |
| 715 | Dicotyledoneae or Magnoliopsida | Carduus meonanthus Hoffmanns. & Link subsp meonanthus | Asteraceae | native | NO | DD | Hem | |
| 716 | Dicotyledoneae or Magnoliopsida | Carduus meonanthus Hoffmanns. & Link subsp valentinus (Boiss. & Reut.) Devesa & Talavera | Asteraceae | native | NO | NT | Th | |
| 717 | Dicotyledoneae or Magnoliopsida | Carduus myriacanthus DC. | Asteraceae | native | NO | EN | Th | |
| 718 | Dicotyledoneae or Magnoliopsida | Carduus nigrescens Vill. subsp hispanicus (Franco) O. Bolòs & Vigo | Asteraceae | native | YES* | DD | Th | |
| 719 | Dicotyledoneae or Magnoliopsida | Carduus platypus Lange subsp granatensis (Willk.) Nyman | Asteraceae | native | NO | LC | Hem | |
| 720 | Dicotyledoneae or Magnoliopsida | Carduus pycnocephalus L. | Asteraceae | native | NO | LC | Th | |
| 721 | Dicotyledoneae or Magnoliopsida | Carduus rivasgodayanus Devesa & Talavera | Asteraceae | native | YES | EN | Th | |
| 722 | Dicotyledoneae or Magnoliopsida | Carduus santacreui (Devesa & Talavera) Devesa | Asteraceae | native | YES | EN | Th | |
| 723 | Dicotyledoneae or Magnoliopsida | Carduus tenuiflorus Curtis | Asteraceae | native | NO | LC | Th | |
| 724 | Liliopsida (Monocotyledones) | Carex arenaria L. | Cyperaceae | native | NO | DD | G | |
| 725 | Liliopsida (Monocotyledones) | Carex binervis Sm. | Cyperaceae | native | NO | DD | Hem | |
| 726 | Liliopsida (Monocotyledones) | Carex camposii Boiss. & Reut. | Cyperaceae | native | YES | NT | Hem | |
| 727 | Liliopsida (Monocotyledones) | Carex capillaris L. | Cyperaceae | native | NO | DD | Hem | |
| 728 | Liliopsida (Monocotyledones) | Carex caryophyllea Latourr. | Cyperaceae | native | NO | LC | Hem | |
| 729 | Liliopsida (Monocotyledones) | Carex cuprina (Heuff.) A. Kern. | Cyperaceae | native | NO | LC | Hem | |
| 730 | Liliopsida (Monocotyledones) | Carex demissa Hornem. | Cyperaceae | native | NO | NT | Hem | |
| 731 | Liliopsida (Monocotyledones) | Carex depressa Link subsp depressa | Cyperaceae | native | NO | LC | Hem | |
| 732 | Liliopsida (Monocotyledones) | Carex distachya Desf. | Cyperaceae | native | NO | LC | Hem | |
| 733 | Liliopsida (Monocotyledones) | Carex distans L. | Cyperaceae | native | NO | LC | Hem | |
| 734 | Liliopsida (Monocotyledones) | Carex divisa Huds. | Cyperaceae | native | NO | LC | Hem | |
| 735 | Liliopsida (Monocotyledones) | Carex divulsa Stokes subsp divulsa | Cyperaceae | native | NO | LC | Hem | |
| 736 | Liliopsida (Monocotyledones) | Carex divulsa Stokes subsp leersii (Kneuck.) W. Koch | Cyperaceae | native | NO | LC | Hem | |
| 737 | Liliopsida (Monocotyledones) | Carex echinata J.A. Murray | Cyperaceae | native | NO | DD | Hem | |
| 738 | Liliopsida (Monocotyledones) | Carex elata All. subsp elata | Cyperaceae | native | NO | DD | Hem | |
| 739 | Liliopsida (Monocotyledones) | Carex elata All. subsp tartessiana Luceño & Aedo | Cyperaceae | native | NO | LC | Hem | |
| 740 | Liliopsida (Monocotyledones) | Carex extensa Gooden. | Cyperaceae | native | NO | DD | Hem | |
| 741 | Liliopsida (Monocotyledones) | Carex flacca Schreb. | Cyperaceae | native | NO | LC | Hem | |
| 742 | Liliopsida (Monocotyledones) | Carex furva Webb. | Cyperaceae | native | YES | VU | Hem | |
| 743 | Liliopsida (Monocotyledones) | Carex hallerana Asso | Cyperaceae | native | NO | LC | Hem | |
| 744 | Liliopsida (Monocotyledones) | Carex helodes Link | Cyperaceae | native | NO | VU | G | |
| 745 | Liliopsida (Monocotyledones) | Carex hirta L. | Cyperaceae | native | NO | DD | Hem | |
| 746 | Liliopsida (Monocotyledones) | Carex hispida Willd. | Cyperaceae | native | NO | LC | Hem | |
| 747 | Liliopsida (Monocotyledones) | Carex hordeistichos Vill. | Cyperaceae | native | NO | LC | Hem | |
| 748 | Liliopsida (Monocotyledones) | Carex humilis Leyss. | Cyperaceae | native | NO | LC | Hem | |
| 749 | Liliopsida (Monocotyledones) | Carex laevigata Sm. | Cyperaceae | native | NO | NT | Hem | |
| 750 | Liliopsida (Monocotyledones) | Carex lepidocarpa Tausch. | Cyperaceae | native | NO | NT | Hem | |
| 751 | Liliopsida (Monocotyledones) | Carex leporina L. | Cyperaceae | native | NO | LC | Hem | |
| 752 | Liliopsida (Monocotyledones) | Carex lucennoiberica Maguilla & M. Escudero | Cyperaceae | native | NO | DD | Hem | |
| 753 | Liliopsida (Monocotyledones) | Carex mairei Coss. & Germ. | Cyperaceae | native | NO | LC | Hem | |
| 754 | Liliopsida (Monocotyledones) | Carex muricata L. subsp pairae (F.W. Schultz) Celak | Cyperaceae | native | NO | LC | Hem | |
| 755 | Liliopsida (Monocotyledones) | Carex nevadensis Boiss. & Reut. | Cyperaceae | native | YES | NT | Hem | |
| 756 | Liliopsida (Monocotyledones) | Carex nigra (L.) Reichard | Cyperaceae | native | NO | LC | Hem | |
| 757 | Liliopsida (Monocotyledones) | Carex oedipostyla Duval-Jouvé | Cyperaceae | native | NO | DD | G | |
| 758 | Liliopsida (Monocotyledones) | Carex panicea L. | Cyperaceae | native | NO | CR | Hem | |
| 759 | Liliopsida (Monocotyledones) | Carex paniculata L. subsp lusitanica (Schkuhr ex Willd.) Maire | Cyperaceae | native | NO | DD | Hem | |
| 760 | Liliopsida (Monocotyledones) | Carex paniculata L. subsp paniculata | Cyperaceae | native | NO | LC | Hem | |
| 761 | Liliopsida (Monocotyledones) | Carex pendula Huds. | Cyperaceae | native | NO | LC | Hem | |
| 762 | Liliopsida (Monocotyledones) | Carex pseudocyperus L. | Cyperaceae | native | NO | DD | G | |
| 763 | Liliopsida (Monocotyledones) | Carex punctata Gaudin | Cyperaceae | native | NO | DD | G | |
| 764 | Liliopsida (Monocotyledones) | Carex remota L. | Cyperaceae | native | NO | DD | G | |
| 765 | Liliopsida (Monocotyledones) | Carex riparia Curtis | Cyperaceae | native | NO | DD | Hem | |
| 766 | Liliopsida (Monocotyledones) | Carex sylvatica Huds. subsp sylvatica | Cyperaceae | native | NO | DD | Hem | |
| 767 | Liliopsida (Monocotyledones) | Carex trinervis Degland. | Cyperaceae | native | NO | DD | G | |
| 768 | Dicotyledoneae or Magnoliopsida | Carlina acanthifolia All. subsp cynara (Pourr. ex DC.) Arcang. | Asteraceae | native | NO | VU | Hem | |
| 769 | Dicotyledoneae or Magnoliopsida | Carlina corymbosa L. subsp hispanica (Lam.) O. Bolòs & Vigo | Asteraceae | native | NO | LC | Hem | |
| 770 | Dicotyledoneae or Magnoliopsida | Carlina corymbosa L. subsp major (Lange) J. López & Devesa | Asteraceae | native | NO | DD | Hem | |
| 771 | Dicotyledoneae or Magnoliopsida | Carlina gummifera (L.) Less. | Asteraceae | native | NO | LC | Hem | |
| 772 | Dicotyledoneae or Magnoliopsida | Carlina lanata L. | Asteraceae | native | NO | NT | Th | |
| 773 | Dicotyledoneae or Magnoliopsida | Carlina racemosa L. | Asteraceae | native | NO | LC | Th | |
| 774 | Dicotyledoneae or Magnoliopsida | Carlina vulgaris L. subsp spinosa (Velen.) Vandas | Asteraceae | native | NO | NT | Hem | |
| 775 | Dicotyledoneae or Magnoliopsida | Caropsis verticillatoinundata (Thore) Rauschert | Apiaceae | native | NO | CR | G | |
| 776 | Dicotyledoneae or Magnoliopsida | Carpobrotus acinaciformis (L.) L. Bolus | Aizoaceae | alien | NO | NE | Ch | |
| 777 | Dicotyledoneae or Magnoliopsida | Carpobrotus edulis (L.) N.E. Br. | Aizoaceae | alien | NO | NE | Ch | |
| 778 | Dicotyledoneae or Magnoliopsida | Carrichtera annua (L.) DC. | Brassicaceae | native | NO | LC | Th | |
| 779 | Dicotyledoneae or Magnoliopsida | Carthamus creticus L. | Asteraceae | native | NO | LC | Th | |
| 780 | Dicotyledoneae or Magnoliopsida | Carthamus lanatus L. | Asteraceae | native | NO | LC | Th | |
| 781 | Dicotyledoneae or Magnoliopsida | Carthamus tinctorius L. | Asteraceae | alien | NO | NE | Th | |
| 782 | Dicotyledoneae or Magnoliopsida | Carum carvi L. | Apiaceae | native | NO | LC | Hem | |
| 783 | Dicotyledoneae or Magnoliopsida | Carum foetidum (Batt.) Drude | Apiaceae | native | NO | CR | Hem | |
| 784 | Dicotyledoneae or Magnoliopsida | Carum verticillatum (L.) W.D.J. Koch | Apiaceae | native | NO | LC | Hem | |
| 785 | Dicotyledoneae or Magnoliopsida | Carya illinoensis (Wangenh.) W.D.J. Koch | Juglandaceae | alien | NO | NE | Ph | |
| 786 | Dicotyledoneae or Magnoliopsida | Castanea sativa Mill. | Fagaceae | native | NO | LC | Ph | |
| 787 | Liliopsida (Monocotyledones) | Castellia tuberculosa (Moris) Bor | Poaceae | native | NO | DD | Th | |
| 788 | Dicotyledoneae or Magnoliopsida | Castrilanthemum debeauxii (Degen, Hervier & É. Rev.) Vogt & Oberprieler | Asteraceae | native | YES* | CR | Th | |
| 789 | Dicotyledoneae or Magnoliopsida | Casuarina cunninghamiana Miq. | Casuarinaceae | alien | NO | NE | Ph | |
| 790 | Dicotyledoneae or Magnoliopsida | Casuarina stricta Aiton | Casuarinaceae | alien | NO | NE | Ph | |
| 791 | Liliopsida (Monocotyledones) | Catabrosa aquatica (L.) P. Beauv. | Poaceae | native | NO | DD | Th | |
| 792 | Dicotyledoneae or Magnoliopsida | Catalpa bignonioides Walter | Bignoniaceae | alien | NO | NE | Ph | |
| 793 | Dicotyledoneae or Magnoliopsida | Catananche caerulea L. | Asteraceae | native | NO | LC | Hem | |
| 794 | Dicotyledoneae or Magnoliopsida | Catananche lutea L. | Asteraceae | native | NO | NT | Th | |
| 795 | Liliopsida (Monocotyledones) | Catapodium loliaceum (Huds.) Link | Poaceae | native | NO | LC | Th | |
| 796 | Liliopsida (Monocotyledones) | Catapodium rigidum (L.) C.E. Hubb. subsp hemipoa (Spreng.) Kerguélen | Poaceae | native | NO | LC | Th | |
| 797 | Liliopsida (Monocotyledones) | Catapodium rigidum (L.) C.E. Hubb. subsp rigidum | Poaceae | native | NO | LC | Th | |
| 798 | Dicotyledoneae or Magnoliopsida | Caucalis platycarpos L. | Apiaceae | native | NO | LC | Th | |
| 799 | Pinophyta (Gymnospermae) | Cedrus atlantica (Endl.) Carrière | Pinaceae | alien | NO | NE | Ph | |
| 800 | Pinophyta (Gymnospermae) | Cedrus deodara (D. Don) G. Don f. | Pinaceae | alien | NO | NE | Ph | |
| 801 | Dicotyledoneae or Magnoliopsida | Celosia argentea L. | Amaranthaceae | alien | NO | NE | Th | |
| 802 | Liliopsida (Monocotyledones) | Celtica gigantea (Link) F.M. Vázquez & Barkworth subsp donyanae (F.M. Vázquez & Devesa) F.M. Vázquez & Barkworth | Poaceae | native | NO | DD | Hem | |
| 803 | Liliopsida (Monocotyledones) | Celtica gigantea (Link) F.M. Vázquez & Barkworth subsp gigantea | Poaceae | native | NO | LC | Hem | |
| 804 | Liliopsida (Monocotyledones) | Celtica gigantea (Link) F.M. Vázquez & Barkworth subsp maroccana (Pau & Font Quer) F.M. Vázquez & Barkworth | Poaceae | native | NO | LC | Hem | |
| 805 | Dicotyledoneae or Magnoliopsida | Celtis australis L. | Cannabaceae | native | NO | NT | Ph | |
| 806 | Dicotyledoneae or Magnoliopsida | Celtis occidentalis L. | Cannabaceae | alien | NO | NE | Ph | |
| 807 | Liliopsida (Monocotyledones) | Cenchrus ciliaris L. | Poaceae | alien | NO | NE | Hem | |
| 808 | Liliopsida (Monocotyledones) | Cenchrus clandestinus (Chiov.) Morrone | Poaceae | alien | NO | NE | G | |
| 809 | Liliopsida (Monocotyledones) | Cenchrus longisetus M.C. Johnst. | Poaceae | alien | NO | NE | G | |
| 810 | Liliopsida (Monocotyledones) | Cenchrus setaceus (Forssk.) Morrone | Poaceae | alien | NO | NE | Hem | |
| 811 | Liliopsida (Monocotyledones) | Cenchrus spinifex Cav. | Poaceae | alien | NO | NE | Hem | |
| 812 | Dicotyledoneae or Magnoliopsida | Centaurea alba L. subsp macrocephala (Pau) Talavera | Asteraceae | native | NO | DD | Hem | |
| 813 | Dicotyledoneae or Magnoliopsida | Centaurea alba L. subsp tartesiana Talavera | Asteraceae | native | NO | DD | Hem | |
| 814 | Dicotyledoneae or Magnoliopsida | Centaurea amblensis Graells subsp tentudaica (Rivas Goday) Rivas Mart. | Asteraceae | native | NO | DD | Hem | |
| 815 | Dicotyledoneae or Magnoliopsida | Centaurea antennata Dufour subsp meridionalis (O. Bolòs & Vigo) L. Serra & M.B. Crespo | Asteraceae | native | NO | VU | Hem | |
| 816 | Dicotyledoneae or Magnoliopsida | Centaurea aspera L. subsp aspera | Asteraceae | native | NO | LC | Hem | |
| 817 | Dicotyledoneae or Magnoliopsida | Centaurea aspera L. subsp scorpiurifolia (Dufour) Nyman | Asteraceae | native | NO | LC | Hem | |
| 818 | Dicotyledoneae or Magnoliopsida | Centaurea aspera L. subsp stenophylla (Dufour) Nyman | Asteraceae | native | NO | LC | Hem | |
| 819 | Dicotyledoneae or Magnoliopsida | Centaurea barrasii Pau | Asteraceae | native | YES | VU | Hem | |
| 820 | Dicotyledoneae or Magnoliopsida | Centaurea benedicta (L.) L. | Asteraceae | native | NO | LC | Th | |
| 821 | Dicotyledoneae or Magnoliopsida | Centaurea beturica E. López & Devesa | Asteraceae | native | NO | DD | Hem | |
| 822 | Dicotyledoneae or Magnoliopsida | Centaurea bofilliana Sennen | Asteraceae | native | NO | DD | Hem | |
| 823 | Dicotyledoneae or Magnoliopsida | Centaurea boissieri DC. subsp boissieri | Asteraceae | native | YES* | LC | Hem | |
| 824 | Dicotyledoneae or Magnoliopsida | Centaurea boissieri DC. subsp funkii (Willk.) Blanca | Asteraceae | native | YES | VU | Hem | |
| 825 | Dicotyledoneae or Magnoliopsida | Centaurea boissieri DC. subsp prostrata (Coss.) Dostál | Asteraceae | native | YES** | LC | Hem | |
| 826 | Dicotyledoneae or Magnoliopsida | Centaurea boissieri DC. subsp willkommii (Willk.) Dostál | Asteraceae | native | YES* | LC | Hem | |
| 827 | Dicotyledoneae or Magnoliopsida | Centaurea bombycina Boiss. subsp bombycina | Asteraceae | native | YES | VU | Hem | |
| 828 | Dicotyledoneae or Magnoliopsida | Centaurea bombycina Boiss. subsp xeranthemoides (Lange) Blanca, Cueto & Quesada | Asteraceae | native | YES | VU | Hem | |
| 829 | Dicotyledoneae or Magnoliopsida | Centaurea calcitrapa L. | Asteraceae | native | NO | LC | Hem | |
| 830 | Dicotyledoneae or Magnoliopsida | Centaurea carratracensis Lange | Asteraceae | native | YES | EN | Hem | |
| 831 | Dicotyledoneae or Magnoliopsida | Centaurea castellanoides Talavera subsp arundana E. López & Devesa | Asteraceae | native | YES | LC | Hem | |
| 832 | Dicotyledoneae or Magnoliopsida | Centaurea castellanoides Talavera subsp castellanoides | Asteraceae | native | YES* | LC | Hem | |
| 833 | Dicotyledoneae or Magnoliopsida | Centaurea castellanoides Talavera subsp talaverae E. López & Devesa | Asteraceae | native | NO | DD | Hem | |
| 834 | Dicotyledoneae or Magnoliopsida | Centaurea cephalariifolia Willk. | Asteraceae | native | NO | LC | Hem | |
| 835 | Dicotyledoneae or Magnoliopsida | Centaurea citricolor Font Quer | Asteraceae | native | YES* | NT | Hem | |
| 836 | Dicotyledoneae or Magnoliopsida | Centaurea clementei Boiss. | Asteraceae | native | NO | VU | Hem | |
| 837 | Dicotyledoneae or Magnoliopsida | Centaurea cordubensis Font Quer | Asteraceae | native | NO | LC | Hem | |
| 838 | Dicotyledoneae or Magnoliopsida | Centaurea cyanus L. | Asteraceae | alien | NO | DD | Th | |
| 839 | Dicotyledoneae or Magnoliopsida | Centaurea depressa M. Bieb. | Asteraceae | alien | NO | LC | Th | |
| 840 | Dicotyledoneae or Magnoliopsida | Centaurea diluta Aiton | Asteraceae | native | NO | LC | Th | |
| 841 | Dicotyledoneae or Magnoliopsida | Centaurea dracunculifolia Dufour | Asteraceae | native | NO | CR | Hem | |
| 842 | Dicotyledoneae or Magnoliopsida | Centaurea eriophora L. | Asteraceae | native | NO | LC | Th | |
| 843 | Dicotyledoneae or Magnoliopsida | Centaurea exarata Coss. | Asteraceae | native | NO | VU | Hem | |
| 844 | Dicotyledoneae or Magnoliopsida | Centaurea gabrielis-blancae Fern. Casas | Asteraceae | native | NO | LC | Hem | |
| 845 | Dicotyledoneae or Magnoliopsida | Centaurea gadorensis Blanca | Asteraceae | native | YES | VU | Hem | |
| 846 | Dicotyledoneae or Magnoliopsida | Centaurea genesii-lopezii Fern. Casas & Susanna | Asteraceae | native | YES | CR | Hem | |
| 847 | Dicotyledoneae or Magnoliopsida | Centaurea graminifolia (Lam.) Muñoz Rodr. & Devesa | Asteraceae | native | NO | LC | Hem | |
| 848 | Dicotyledoneae or Magnoliopsida | Centaurea granatensis Boiss. | Asteraceae | native | YES* | LC | Hem | |
| 849 | Dicotyledoneae or Magnoliopsida | Centaurea haenseleri (Boiss.) Boiss. & Reut. | Asteraceae | native | YES | EN | Hem | |
| 850 | Dicotyledoneae or Magnoliopsida | Centaurea involucrata Desf. | Asteraceae | native | NO | LC | Th | |
| 851 | Dicotyledoneae or Magnoliopsida | Centaurea jacea L. subsp angustifolia (DC.) Gremli | Asteraceae | native | NO | LC | Hem | |
| 852 | Dicotyledoneae or Magnoliopsida | Centaurea jaennensis Degen & Debeaux | Asteraceae | native | YES | LC | Hem | |
| 853 | Dicotyledoneae or Magnoliopsida | Centaurea kunkelii García-Jacas | Asteraceae | native | YES | CR | Hem | |
| 854 | Dicotyledoneae or Magnoliopsida | Centaurea lainzii Fern. Casas | Asteraceae | native | YES | CR | Hem | |
| 855 | Dicotyledoneae or Magnoliopsida | Centaurea malacitana Boiss. | Asteraceae | native | YES* | LC | Hem | |
| 856 | Dicotyledoneae or Magnoliopsida | Centaurea mariana Nyman | Asteraceae | native | YES* | VU | Hem | |
| 857 | Dicotyledoneae or Magnoliopsida | Centaurea maroccana Ball | Asteraceae | native | NO | LC | Th | |
| 858 | Dicotyledoneae or Magnoliopsida | Centaurea melitensis L. | Asteraceae | native | NO | LC | Th | |
| 859 | Dicotyledoneae or Magnoliopsida | Centaurea molesworthiae E. López, Devesa & García Rojas | Asteraceae | native | YES | DD | Hem | |
| 860 | Dicotyledoneae or Magnoliopsida | Centaurea monticola Boiss. | Asteraceae | native | NO | VU | Hem | |
| 861 | Dicotyledoneae or Magnoliopsida | Centaurea nevadensis Boiss. & Reut. | Asteraceae | native | NO | VU | Hem | |
| 862 | Dicotyledoneae or Magnoliopsida | Centaurea nigra L. subsp rivularis (Brot.) Cout. | Asteraceae | native | NO | DD | Ch | |
| 863 | Dicotyledoneae or Magnoliopsida | Centaurea ornata Willd. | Asteraceae | native | NO | LC | Hem | |
| 864 | Dicotyledoneae or Magnoliopsida | Centaurea polyacantha Willd. | Asteraceae | native | NO | VU | Hem | |
| 865 | Dicotyledoneae or Magnoliopsida | Centaurea prolongi Boiss. | Asteraceae | native | YES | VU | Hem | |
| 866 | Dicotyledoneae or Magnoliopsida | Centaurea pullata L. subsp baetica Talavera | Asteraceae | native | NO | LC | Hem | |
| 867 | Dicotyledoneae or Magnoliopsida | Centaurea pullata L. subsp pullata | Asteraceae | native | NO | LC | Hem | |
| 868 | Dicotyledoneae or Magnoliopsida | Centaurea pulvinata (Blanca) Blanca | Asteraceae | native | YES | VU | Hem | |
| 869 | Dicotyledoneae or Magnoliopsida | Centaurea sagredoi Blanca | Asteraceae | native | YES | VU | Hem | |
| 870 | Dicotyledoneae or Magnoliopsida | Centaurea saxicola Lag. | Asteraceae | native | NO | NT | Hem | |
| 871 | Dicotyledoneae or Magnoliopsida | Centaurea saxifraga Coincy | Asteraceae | native | YES | CR | Hem | |
| 872 | Dicotyledoneae or Magnoliopsida | Centaurea schousboei Lange | Asteraceae | native | NO | DD | Hem | |
| 873 | Dicotyledoneae or Magnoliopsida | Centaurea seridis L. | Asteraceae | native | NO | LC | G | |
| 874 | Dicotyledoneae or Magnoliopsida | Centaurea sicula L. | Asteraceae | native | NO | VU | Th | |
| 875 | Dicotyledoneae or Magnoliopsida | Centaurea solstitialis L. subsp solstitialis | Asteraceae | native | NO | LC | Th | |
| 876 | Dicotyledoneae or Magnoliopsida | Centaurea sphaerocephala L. | Asteraceae | native | NO | LC | Hem | |
| 877 | Dicotyledoneae or Magnoliopsida | Centaurea sulphurea Willd. | Asteraceae | native | NO | LC | Th | |
| 878 | Dicotyledoneae or Magnoliopsida | Centaurea toletana Boiss. & Reut. | Asteraceae | native | NO | EN | Hem | |
| 879 | Dicotyledoneae or Magnoliopsida | Centaurea x sanchisiana Gómez Nav., C.J. Mansanet-Salvador, P.P. Ferrer, R. Roselló, E. Laguna & J.B. Peris | Asteraceae | native | NO | DD | Hem | |
| 880 | Dicotyledoneae or Magnoliopsida | Centaurium erythraea Rafn subsp bernardii (Maire & Sauvage) Greuter | Gentianaceae | native | NO | DD | Th | |
| 881 | Dicotyledoneae or Magnoliopsida | Centaurium grandiflorum (Pers.) Ronniger subsp boissieri (Willk.) Díaz Lifante | Gentianaceae | native | NO | LC | Hem | |
| 882 | Dicotyledoneae or Magnoliopsida | Centaurium grandiflorum (Pers.) Ronniger subsp grandiflorum | Gentianaceae | native | NO | LC | Hem | |
| 883 | Dicotyledoneae or Magnoliopsida | Centaurium grandiflorum (Pers.) Ronniger subsp majus (Hoffmanns. & Link) Díaz Lifante | Gentianaceae | native | NO | LC | Hem | |
| 884 | Dicotyledoneae or Magnoliopsida | Centaurium maritimum (L.) Fritsch | Gentianaceae | native | NO | LC | Th | |
| 885 | Dicotyledoneae or Magnoliopsida | Centaurium pulchellum (Sw.) Druce | Gentianaceae | native | NO | LC | Th | |
| 886 | Dicotyledoneae or Magnoliopsida | Centaurium quadrifolium (L.) G. López & C.E. Jarvis subsp barrelieri (Dufour) G. López | Gentianaceae | native | NO | NT | Hem | |
| 887 | Dicotyledoneae or Magnoliopsida | Centaurium quadrifolium (L.) G. López & C.E. Jarvis subsp lineariifolium (Lam.) G. López | Gentianaceae | native | NO | DD | Hem | |
| 888 | Dicotyledoneae or Magnoliopsida | Centaurium quadrifolium (L.) G. López & C.E. Jarvis subsp quadrifolium | Gentianaceae | native | NO | EN | Hem | |
| 889 | Dicotyledoneae or Magnoliopsida | Centaurium suffruticosum (Griseb.) Ronniger | Gentianaceae | native | NO | NT | Hem | |
| 890 | Dicotyledoneae or Magnoliopsida | Centaurium tenuiflorum (Hoffmanns. & Link) Fritsch subsp acutiflorum (Schott) Zeltner | Gentianaceae | native | NO | LC | Th | |
| 891 | Dicotyledoneae or Magnoliopsida | Centaurium tenuiflorum (Hoffmanns. & Link) Fritsch subsp tenuiflorum | Gentianaceae | native | NO | LC | Th | |
| 892 | Dicotyledoneae or Magnoliopsida | Centranthus calcitrapae (L.) Dufr. | Caprifoliaceae | native | NO | LC | Th | |
| 893 | Dicotyledoneae or Magnoliopsida | Centranthus lecoqii Jord. | Caprifoliaceae | native | NO | VU | Hem | |
| 894 | Dicotyledoneae or Magnoliopsida | Centranthus macrosiphon Boiss. | Caprifoliaceae | native | NO | LC | Th | |
| 895 | Dicotyledoneae or Magnoliopsida | Centranthus nevadensis Boiss. | Caprifoliaceae | native | NO | VU | Ch | |
| 896 | Dicotyledoneae or Magnoliopsida | Centranthus ruber (L.) DC. | Caprifoliaceae | native | NO | LC | Hem | |
| 897 | Liliopsida (Monocotyledones) | Cephalanthera damasonium (Mill.) Druce | Orchidaceae | native | NO | NT | G | |
| 898 | Liliopsida (Monocotyledones) | Cephalanthera longifolia (L.) Fritsch | Orchidaceae | native | NO | LC | G | |
| 899 | Liliopsida (Monocotyledones) | Cephalanthera rubra (L.) Rich. | Orchidaceae | native | NO | LC | G | |
| 900 | Dicotyledoneae or Magnoliopsida | Cephalaria baetica Boiss. | Caprifoliaceae | native | YES | NT | Ch | |
| 901 | Dicotyledoneae or Magnoliopsida | Cephalaria leucantha (L.) Roem. & Schult. | Caprifoliaceae | native | NO | LC | Ch | |
| 902 | Dicotyledoneae or Magnoliopsida | Cephalaria linearifolia Lange | Caprifoliaceae | native | NO | LC | Ch | |
| 903 | Dicotyledoneae or Magnoliopsida | Cephalaria syriaca (L.) Roem. & Schult. | Caprifoliaceae | alien | NO | NE | Th | |
| 904 | Dicotyledoneae or Magnoliopsida | Cerastium alpinum L. subsp aquaticum (Boiss.) Mart. Parras & Molero Mesa | Caryophyllaceae | native | YES | NT | Hem | |
| 905 | Dicotyledoneae or Magnoliopsida | Cerastium alpinum L. subsp nevadense (Pau) Mart. Parras & Molero Mesa | Caryophyllaceae | native | YES | NT | Hem | |
| 906 | Dicotyledoneae or Magnoliopsida | Cerastium brachypetalum Pers. subsp brachypetalum | Caryophyllaceae | native | NO | LC | Th | |
| 907 | Dicotyledoneae or Magnoliopsida | Cerastium cerastoides (L.) Britton | Caryophyllaceae | native | NO | LC | Hem | |
| 908 | Dicotyledoneae or Magnoliopsida | Cerastium dichotomum L. | Caryophyllaceae | native | NO | LC | Th | |
| 909 | Dicotyledoneae or Magnoliopsida | Cerastium fontanum Baumg. subsp vulgare (Hartm.) Greuter & Burdet | Caryophyllaceae | native | NO | LC | Hem | |
| 910 | Dicotyledoneae or Magnoliopsida | Cerastium gibraltaricum Boiss. | Caryophyllaceae | native | NO | LC | Ch | |
| 911 | Dicotyledoneae or Magnoliopsida | Cerastium glomeratum Thuill. | Caryophyllaceae | native | NO | LC | Th | |
| 912 | Dicotyledoneae or Magnoliopsida | Cerastium gracile Dufour | Caryophyllaceae | native | NO | LC | Th | |
| 913 | Dicotyledoneae or Magnoliopsida | Cerastium perfoliatum L. | Caryophyllaceae | native | NO | NT | Th | |
| 914 | Dicotyledoneae or Magnoliopsida | Cerastium pumilum Curtis | Caryophyllaceae | native | NO | LC | Th | |
| 915 | Dicotyledoneae or Magnoliopsida | Cerastium ramosissimum Boiss. | Caryophyllaceae | native | NO | NT | Th | |
| 916 | Dicotyledoneae or Magnoliopsida | Cerastium semidecandrum L. | Caryophyllaceae | native | NO | LC | Th | |
| 917 | Dicotyledoneae or Magnoliopsida | Ceratocapnos heterocarpa Durieu | Papaveraceae | native | NO | EN | Th | |
| 918 | Dicotyledoneae or Magnoliopsida | Ceratocephala falcata (L.) Pers. | Ranunculaceae | native | NO | LC | Th | |
| 919 | Liliopsida (Monocotyledones) | Ceratochloa cathartica (Vahl) Herter | Poaceae | alien | NO | NE | Hem | |
| 920 | Dicotyledoneae or Magnoliopsida | Ceratonia siliqua L. | Fabaceae | native | NO | LC | Ph | |
| 921 | Dicotyledoneae or Magnoliopsida | Ceratophyllum demersum L. | Ceratophyllaceae | native | NO | DD | Hyd | |
| 922 | Dicotyledoneae or Magnoliopsida | Ceratophyllum submersum L. | Ceratophyllaceae | native | NO | DD | Hyd | |
| 923 | Dicotyledoneae or Magnoliopsida | Cercis siliquastrum L. | Fabaceae | alien | NO | NE | Ph | |
| 924 | Dicotyledoneae or Magnoliopsida | Cerinthe gymnandra Gasparr. | Boraginaceae | native | NO | LC | Th | |
| 925 | Dicotyledoneae or Magnoliopsida | Cerinthe major L. | Boraginaceae | native | NO | LC | Th | |
| 926 | Dicotyledoneae or Magnoliopsida | Cestrum parqui L´Hér. | Solanaceae | alien | NO | NE | Ph | |
| 927 | Pteridophyta | Ceterach officinarum Willd. subsp officinarum | Aspleniaceae | native | NO | LC | Hem | |
| 928 | Dicotyledoneae or Magnoliopsida | Chaenorhinum crassifolium (Cav.) Kostel. Subsp crassifolium | Plantaginaceae | native | NO | LC | Hem | |
| 929 | Dicotyledoneae or Magnoliopsida | Chaenorhinum exile (Coss. & Kralik) Lange | Plantaginaceae | native | NO | DD | Th | |
| 930 | Dicotyledoneae or Magnoliopsida | Chaenorhinum gamezii Güemes, F. Marchal, E. Carrió & Blasco | Plantaginaceae | native | YES | DD | Th | |
| 931 | Dicotyledoneae or Magnoliopsida | Chaenorhinum glareosum (Boiss.) Willk. | Plantaginaceae | native | YES | LC | Hem | |
| 932 | Dicotyledoneae or Magnoliopsida | Chaenorhinum grandiflorum (Coss.) Willk. Subsp carthaginense (Pau) Benedí | Plantaginaceae | native | NO | LC | Th | |
| 933 | Dicotyledoneae or Magnoliopsida | Chaenorhinum grandiflorum (Coss.) Willk. Subsp grandiflorum | Plantaginaceae | native | YES | LC | Th | |
| 934 | Dicotyledoneae or Magnoliopsida | Chaenorhinum macropodum (Boiss. & Reut.) Lange subsp degenii (Hervier) R. Fern. | Plantaginaceae | native | NO | LC | Hem | |
| 935 | Dicotyledoneae or Magnoliopsida | Chaenorhinum macropodum (Boiss. & Reut.) Lange subsp macropodum | Plantaginaceae | native | YES | LC | Hem | |
| 936 | Dicotyledoneae or Magnoliopsida | Chaenorhinum minus (L.) Lange subsp minus | Plantaginaceae | native | NO | LC | Th | |
| 937 | Dicotyledoneae or Magnoliopsida | Chaenorhinum raveyi (Boiss.) Pau | Plantaginaceae | native | YES | LC | Th | |
| 938 | Dicotyledoneae or Magnoliopsida | Chaenorhinum reyesii (C. Vicioso & Pau) Benedí | Plantaginaceae | native | NO | DD | Th | |
| 939 | Dicotyledoneae or Magnoliopsida | Chaenorhinum robustum Loscos | Plantaginaceae | native | NO | LC | Th | |
| 940 | Dicotyledoneae or Magnoliopsida | Chaenorhinum rubrifolium (DC.) Fourr. subsp rubrifolium | Plantaginaceae | native | NO | LC | Th | |
| 941 | Dicotyledoneae or Magnoliopsida | Chaenorhinum villosum (L.) Lange subsp granatense (Willk.) Valdés | Plantaginaceae | native | NO | LC | Hem | |
| 942 | Dicotyledoneae or Magnoliopsida | Chaenorhinum villosum (L.) Lange subsp villosum | Plantaginaceae | native | NO | LC | Hem | |
| 943 | Dicotyledoneae or Magnoliopsida | Chaerophyllum aureum L. | Apiaceae | native | NO | NT | Hem | |
| 944 | Dicotyledoneae or Magnoliopsida | Chaerophyllum hirsutum L. | Apiaceae | native | NO | LC | Hem | |
| 945 | Dicotyledoneae or Magnoliopsida | Chaetonychia cymosa (L.) Sweet | Caryophyllaceae | native | NO | DD | Th | |
| 946 | Liliopsida (Monocotyledones) | Chaetopogon fasciculatus (Link) Hayek subsp fasciculatus | Poaceae | native | NO | LC | Th | |
| 947 | Liliopsida (Monocotyledones) | Chaetopogon fasciculatus (Link) Hayek subsp prostratus (Hack. & Lange) M. Laínz | Poaceae | native | NO | LC | Th | |
| 948 | Pinophyta (Gymnospermae) | Chamaecyparis lawsoniana (A. Murray) Parl. | Cupressaceae | alien | NO | NE | Ph | |
| 949 | Liliopsida (Monocotyledones) | Chamaeiris foetidissima (L.) Medik. | Iridaceae | native | NO | LC | G | |
| 950 | Dicotyledoneae or Magnoliopsida | Chamaemelum fuscatum (Brot.) Vasc. | Asteraceae | native | NO | LC | Th | |
| 951 | Dicotyledoneae or Magnoliopsida | Chamaemelum nobile (L.) All. | Asteraceae | native | NO | LC | Hem | |
| 952 | Liliopsida (Monocotyledones) | 0 | Chamaerops humilis L. | Arecaceae | native | NO | LC | Ph |
| 953 | Dicotyledoneae or Magnoliopsida | Chamaespartium undulatum (Ern) Talavera & L. Sáez | Fabaceae | native | YES | VU | Ch | |
| 954 | Liliopsida (Monocotyledones) | Chasmanthe aethiopica (L.) N.E. Br. | Iridaceae | alien | NO | NE | G | |
| 955 | Liliopsida (Monocotyledones) | Chasmanthe floribunda (Salisb.) N.E. Br. | Iridaceae | alien | NO | NE | G | |
| 956 | Pteridophyta | Cheilanthes acrostica (Balbis) Tod. | Pteridaceae | native | NO | LC | Hem | |
| 957 | Pteridophyta | Cheilanthes guanchica C. Bolle | Pteridaceae | native | NO | LC | Hem | |
| 958 | Pteridophyta | Cheilanthes hispanica Mett. | Pteridaceae | native | NO | LC | Hem | |
| 959 | Pteridophyta | Cheilanthes maderensis Lowe | Pteridaceae | native | NO | LC | Hem | |
| 960 | Pteridophyta | Cheilanthes tinaei Tod. | Pteridaceae | native | NO | LC | Hem | |
| 961 | Dicotyledoneae or Magnoliopsida | Cheirolophus intybaceus (Lam.) Dostál | Asteraceae | native | NO | VU | Ch | |
| 962 | Dicotyledoneae or Magnoliopsida | Cheirolophus sempervirens (L.) Pomel | Asteraceae | native | NO | VU | Ch | |
| 963 | Dicotyledoneae or Magnoliopsida | Cheirolophus uliginosus (Brot.) Dostál | Asteraceae | native | NO | CR | Ch | |
| 964 | Dicotyledoneae or Magnoliopsida | Chelidonium majus L. | Papaveraceae | native | NO | LC | G | |
| 965 | Dicotyledoneae or Magnoliopsida | Chenopodium album L. | Amaranthaceae | native | NO | LC | Th | |
| 966 | Dicotyledoneae or Magnoliopsida | Chenopodium chenopodioides (L.) Aellen | Amaranthaceae | native | NO | DD | Th | |
| 967 | Dicotyledoneae or Magnoliopsida | Chenopodium exsuccum (Loscos) Uotila | Amaranthaceae | native | NO | LC | Th | |
| 968 | Dicotyledoneae or Magnoliopsida | Chenopodium foliosum Ascherson | Amaranthaceae | native | NO | LC | Th | |
| 969 | Dicotyledoneae or Magnoliopsida | Chenopodium glaucum L. | Amaranthaceae | native | NO | LC | Th | |
| 970 | Dicotyledoneae or Magnoliopsida | Chenopodium hybridum L. | Amaranthaceae | native | NO | DD | Th | |
| 971 | Dicotyledoneae or Magnoliopsida | Chenopodium murale L. | Amaranthaceae | native | NO | LC | Th | |
| 972 | Dicotyledoneae or Magnoliopsida | Chenopodium opulifolium Koch & Ziz | Amaranthaceae | native | NO | LC | Th | |
| 973 | Dicotyledoneae or Magnoliopsida | Chenopodium polyspermum L. | Amaranthaceae | native | NO | DD | Th | |
| 974 | Dicotyledoneae or Magnoliopsida | Chenopodium urbicum L. | Amaranthaceae | native | NO | LC | Th | |
| 975 | Dicotyledoneae or Magnoliopsida | Chenopodium vulvaria L. | Amaranthaceae | native | NO | LC | Th | |
| 976 | Dicotyledoneae or Magnoliopsida | Chiliadenus glutinosus (L.) Fourr. | Asteraceae | native | NO | LC | Hem | |
| 977 | Liliopsida (Monocotyledones) | Chloris gayana Kunth | Poaceae | alien | NO | NE | Hem | |
| 978 | Dicotyledoneae or Magnoliopsida | Chondrilla juncea L. | Asteraceae | native | NO | LC | Hem | |
| 979 | Dicotyledoneae or Magnoliopsida | Chrozophora obliqua (Vahl) Spreng. | Euphorbiaceae | native | NO | LC | Th | |
| 980 | Dicotyledoneae or Magnoliopsida | Chrozophora tinctoria (L.) Raf. | Euphorbiaceae | native | NO | LC | Th | |
| 981 | Dicotyledoneae or Magnoliopsida | Cicendia filiformis (L.) Delarbre | Gentianaceae | native | NO | NT | Th | |
| 982 | Dicotyledoneae or Magnoliopsida | Cicer arietinum L. | Fabaceae | alien | NO | LC | Th | |
| 983 | Dicotyledoneae or Magnoliopsida | Cicerbita muralis (L.) Wallr. subsp gaditana Mejías | Asteraceae | native | YES | CR | G | |
| 984 | Dicotyledoneae or Magnoliopsida | Cicerbita muralis (L.) Wallr. subsp muralis | Asteraceae | native | NO | NT | Hem | |
| 985 | Dicotyledoneae or Magnoliopsida | Cichorium endivia L. subsp endivia | Asteraceae | native | NO | LC | Th | |
| 986 | Dicotyledoneae or Magnoliopsida | Cichorium endivia L. subsp pumilum (Jacq.) Cout. | Asteraceae | native | NO | LC | Th | |
| 987 | Dicotyledoneae or Magnoliopsida | Cichorium intybus L. | Asteraceae | native | NO | LC | Hem | |
| 988 | Dicotyledoneae or Magnoliopsida | Circaea lutetiana L. subsp lutetiana | Onagraceae | native | NO | LC | G | |
| 989 | Dicotyledoneae or Magnoliopsida | Cirsium acaulon (L.) Scop. subsp gregarium (Boiss.) Talavera | Asteraceae | native | NO | LC | Hem | |
| 990 | Dicotyledoneae or Magnoliopsida | Cirsium arvense (L.) Scop. | Asteraceae | native | NO | LC | G | |
| 991 | Dicotyledoneae or Magnoliopsida | Cirsium echinatum (Desf.) DC. | Asteraceae | native | NO | LC | Hem | |
| 992 | Dicotyledoneae or Magnoliopsida | Cirsium gaditanum Talavera & Valdés | Asteraceae | native | YES | NT | Hem | |
| 993 | Dicotyledoneae or Magnoliopsida | Cirsium odontolepis Boiss. | Asteraceae | native | NO | LC | Hem | |
| 994 | Dicotyledoneae or Magnoliopsida | Cirsium pyrenaicum (Jacq.) All. | Asteraceae | native | NO | LC | Hem | |
| 995 | Dicotyledoneae or Magnoliopsida | Cirsium rosulatum Talavera & Valdés | Asteraceae | native | YES* | VU | Hem | |
| 996 | Dicotyledoneae or Magnoliopsida | Cirsium scabrum (Poir.) Bonnet & Barratte | Asteraceae | native | NO | NT | Hem | |
| 997 | Dicotyledoneae or Magnoliopsida | Cirsium valdespinulosum (Sennen) Sennen | Asteraceae | native | NO | LC | Hem | |
| 998 | Dicotyledoneae or Magnoliopsida | Cirsium vulgare (Savi) Ten. | Asteraceae | native | NO | LC | Hem | |
| 999 | Dicotyledoneae or Magnoliopsida | Cirsium x nevadense Willk. | Asteraceae | native | YES | DD | Hem | |
| 1.000 | Dicotyledoneae or Magnoliopsida | Cistanche phelypaea (L.) Cout. subsp lutea (Desf.) Fern. Casas & M. Laínz | Orobanchaceae | native | NO | NT | G | |
| 1.001 | Dicotyledoneae or Magnoliopsida | Cistus albidus L. | Cistaceae | native | NO | LC | Ph | |
| 1.002 | Dicotyledoneae or Magnoliopsida | Cistus clusii Dunal subsp clusii | Cistaceae | native | NO | LC | Ph | |
| 1.003 | Dicotyledoneae or Magnoliopsida | Cistus clusii Dunal subsp multiflorus Demoly | Cistaceae | native | NO | LC | Ph | |
| 1.004 | Dicotyledoneae or Magnoliopsida | Cistus crispus L. | Cistaceae | native | NO | LC | Ph | |
| 1.005 | Dicotyledoneae or Magnoliopsida | Cistus ladanifer L. subsp africanus Dans. | Cistaceae | native | NO | LC | Ph | |
| 1.006 | Dicotyledoneae or Magnoliopsida | Cistus ladanifer L. subsp ladanifer | Cistaceae | native | NO | LC | Ph | |
| 1.007 | Dicotyledoneae or Magnoliopsida | Cistus laurifolius L. | Cistaceae | native | NO | LC | Ph | |
| 1.008 | Dicotyledoneae or Magnoliopsida | Cistus libanotis L. | Cistaceae | native | NO | DD | Ph | |
| 1.009 | Dicotyledoneae or Magnoliopsida | Cistus monspeliensis L. | Cistaceae | native | NO | LC | Ph | |
| 1.010 | Dicotyledoneae or Magnoliopsida | Cistus populifolius L. subsp major (Dunal) Heywood | Cistaceae | native | NO | LC | Ph | |
| 1.011 | Dicotyledoneae or Magnoliopsida | Cistus populifolius L. subsp populifolius | Cistaceae | native | NO | LC | Ph | |
| 1.012 | Dicotyledoneae or Magnoliopsida | Cistus psilosepalus Sweet | Cistaceae | native | NO | DD | Ph | |
| 1.013 | Dicotyledoneae or Magnoliopsida | Cistus salviifolius L. | Cistaceae | native | NO | LC | Ph | |
| 1.014 | Dicotyledoneae or Magnoliopsida | Citrullus colocynthis (L.) Schrad. | Cucurbitaceae | alien | NO | LC | Hem | |
| 1.015 | Dicotyledoneae or Magnoliopsida | Citrullus lanatus (Thunb.) Matsum. & Nakai | Cucurbitaceae | alien | NO | DD | Th | |
| 1.016 | Dicotyledoneae or Magnoliopsida | Citrus aurantium L. | Rutaceae | alien | NO | NE | Ph | |
| 1.017 | Dicotyledoneae or Magnoliopsida | Citrus deliciosa Ten. | Rutaceae | alien | NO | NE | Ph | |
| 1.018 | Dicotyledoneae or Magnoliopsida | Citrus limon (L.) Burm. f. | Rutaceae | alien | NO | NE | Ph | |
| 1.019 | Dicotyledoneae or Magnoliopsida | Citrus sinensis (L.) Osbeck | Rutaceae | alien | NO | NE | Ph | |
| 1.020 | Dicotyledoneae or Magnoliopsida | Cladanthus arabicus (L.) Cass. | Asteraceae | native | NO | LC | Th | |
| 1.021 | Dicotyledoneae or Magnoliopsida | Cladanthus mixtus (L.) Chevall. | Asteraceae | native | NO | LC | Th | |
| 1.022 | Liliopsida (Monocotyledones) | Cladium mariscus (L.) Pohl | Cyperaceae | native | NO | LC | G | |
| 1.023 | Dicotyledoneae or Magnoliopsida | 0 | Claytonia perfoliata Willd. | Montiaceae | alien | NO | NE | Th |
| 1.024 | Dicotyledoneae or Magnoliopsida | Clematis campaniflora Brot. | Ranunculaceae | native | NO | NT | Ph | |
| 1.025 | Dicotyledoneae or Magnoliopsida | Clematis cirrhosa L. | Ranunculaceae | native | NO | LC | Ph | |
| 1.026 | Dicotyledoneae or Magnoliopsida | Clematis flammula L. | Ranunculaceae | native | NO | LC | Ph | |
| 1.027 | Dicotyledoneae or Magnoliopsida | Clematis vitalba L. | Ranunculaceae | native | NO | LC | Ph | |
| 1.028 | Dicotyledoneae or Magnoliopsida | 0 | Cleome violacea L. | Cleomaceae | native | NO | LC | Th |
| 1.029 | Dicotyledoneae or Magnoliopsida | Cleonia lusitanica (L.) L. | Lamiaceae | native | NO | LC | Th | |
| 1.030 | Dicotyledoneae or Magnoliopsida | Clinopodium vulgare L. | Lamiaceae | native | NO | LC | Hem | |
| 1.031 | Dicotyledoneae or Magnoliopsida | Clypeola eriocarpa Cav. | Brassicaceae | native | NO | CR | Th | |
| 1.032 | Dicotyledoneae or Magnoliopsida | Clypeola jonthlaspi L. subsp jonthlaspi | Brassicaceae | native | NO | LC | Th | |
| 1.033 | Dicotyledoneae or Magnoliopsida | Clypeola jonthlaspi L. subsp microcarpa (Moris) Arcang. | Brassicaceae | native | NO | LC | Th | |
| 1.034 | Dicotyledoneae or Magnoliopsida | Cneorum tricoccon L. | Rutaceae | native | NO | EN | Ph | |
| 1.035 | Dicotyledoneae or Magnoliopsida | Cochlearia glastifolia L. | Brassicaceae | native | NO | EN | G | |
| 1.036 | Dicotyledoneae or Magnoliopsida | Cochlearia megalosperma (Maire) Vogt | Brassicaceae | native | NO | NT | G | |
| 1.037 | Dicotyledoneae or Magnoliopsida | Cochlearia officinalis L. | Brassicaceae | native | NO | EX | Hem | |
| 1.038 | Dicotyledoneae or Magnoliopsida | Coincya longirostra (Boiss.) Greuter & Burdet | Brassicaceae | native | YES* | EN | Hem | |
| 1.039 | Dicotyledoneae or Magnoliopsida | Coincya monensis (L.) Greuter & Burdet subsp cheiranthos (Vill.) Aedo, Leadlay & Muñoz Garm. | Brassicaceae | native | NO | NT | Hem | |
| 1.040 | Dicotyledoneae or Magnoliopsida | Coincya monensis (L.) Greuter & Burdet subsp nevadensis (Willk.) Leadlay | Brassicaceae | native | YES | NT | Hem | |
| 1.041 | Dicotyledoneae or Magnoliopsida | Coincya monensis (L.) Greuter & Burdet subsp orophila (Franco) Aedo, Leadlay & Muñoz Garm. | Brassicaceae | native | NO | DD | Th | |
| 1.042 | Dicotyledoneae or Magnoliopsida | Coincya rupestris Rouy subsp leptocarpa (Gonz.-Albo) Leadlay | Brassicaceae | native | YES** | CR | Hem | |
| 1.043 | Dicotyledoneae or Magnoliopsida | Coincya transtagana (Cout.) Clem.-Muñoz & Hern.-Berm. | Brassicaceae | native | NO | DD | Th | |
| 1.044 | Liliopsida (Monocotyledones) | Coix lacryma-jobi L. | Poaceae | alien | NO | NE | Hem | |
| 1.045 | Dicotyledoneae or Magnoliopsida | Colchicum lusitanum Brot. | Colchicaceae | native | NO | LC | G | |
| 1.046 | Dicotyledoneae or Magnoliopsida | Colchicum triphyllum G. Kunze | Colchicaceae | native | NO | LC | G | |
| 1.047 | Dicotyledoneae or Magnoliopsida | Coleostephus myconis (L.) Rchb. | Asteraceae | native | NO | LC | Th | |
| 1.048 | Dicotyledoneae or Magnoliopsida | Colutea brevialata Lange | Fabaceae | native | NO | LC | Ph | |
| 1.049 | Dicotyledoneae or Magnoliopsida | Colutea hispanica Talavera & Arista | Fabaceae | native | NO | LC | Ph | |
| 1.050 | Dicotyledoneae or Magnoliopsida | Comastoma tenellum (Rottb.) Toyok. | Gentianaceae | native | NO | NT | Th | |
| 1.051 | Dicotyledoneae or Magnoliopsida | Commicarpus africanus (Lour.) Dandy | Nyctaginaceae | native | NO | DD | Ch | |
| 1.052 | Dicotyledoneae or Magnoliopsida | Conium maculatum L. | Apiaceae | native | NO | LC | Hem | |
| 1.053 | Dicotyledoneae or Magnoliopsida | Conopodium arvense (Coss.) Calest. | Apiaceae | native | NO | DD | G | |
| 1.054 | Dicotyledoneae or Magnoliopsida | Conopodium bunioides (Boiss.) Calest. | Apiaceae | native | NO | NT | G | |
| 1.055 | Dicotyledoneae or Magnoliopsida | Conopodium majus (Gouan) Loret subsp marizianum (Samp.) López-Udias & Mateo | Apiaceae | native | NO | DD | G | |
| 1.056 | Dicotyledoneae or Magnoliopsida | Conopodium marianum Lange | Apiaceae | native | NO | LC | G | |
| 1.057 | Dicotyledoneae or Magnoliopsida | Conopodium pyrenaeum (Loisel.) Miégev. | Apiaceae | native | NO | NT | G | |
| 1.058 | Dicotyledoneae or Magnoliopsida | Conopodium thalictrifolium (Boiss.) Calest. | Apiaceae | native | NO | LC | G | |
| 1.059 | Dicotyledoneae or Magnoliopsida | Conringia orientalis (L.) Dumort. | Brassicaceae | native | NO | LC | Th | |
| 1.060 | Dicotyledoneae or Magnoliopsida | Consolida ajacis (L.) Schur | Ranunculaceae | native | NO | LC | Th | |
| 1.061 | Dicotyledoneae or Magnoliopsida | Consolida mauritanica (Coss.) Munz | Ranunculaceae | native | NO | LC | Th | |
| 1.062 | Dicotyledoneae or Magnoliopsida | Consolida orientalis (J. Gay) Schröd. | Ranunculaceae | native | NO | LC | Th | |
| 1.063 | Dicotyledoneae or Magnoliopsida | Consolida pubescens (DC.) Soó | Ranunculaceae | native | NO | NT | Th | |
| 1.064 | Dicotyledoneae or Magnoliopsida | Convolvulus althaeoides L. | Convolvulaceae | native | NO | LC | Hem | |
| 1.065 | Dicotyledoneae or Magnoliopsida | Convolvulus arvensis L. | Convolvulaceae | native | NO | LC | G | |
| 1.066 | Dicotyledoneae or Magnoliopsida | Convolvulus betonicifolius Mill. | Convolvulaceae | native | NO | DD | G | |
| 1.067 | Dicotyledoneae or Magnoliopsida | Convolvulus boissieri Steud. | Convolvulaceae | native | NO | LC | Ch | |
| 1.068 | Dicotyledoneae or Magnoliopsida | Convolvulus cantabrica L. | Convolvulaceae | native | NO | LC | Hem | |
| 1.069 | Dicotyledoneae or Magnoliopsida | Convolvulus humilis Jacq. | Convolvulaceae | native | NO | LC | Th | |
| 1.070 | Dicotyledoneae or Magnoliopsida | Convolvulus lanuginosus Desr. | Convolvulaceae | native | NO | LC | Ch | |
| 1.071 | Dicotyledoneae or Magnoliopsida | Convolvulus lineatus L. | Convolvulaceae | native | NO | LC | Hem | |
| 1.072 | Dicotyledoneae or Magnoliopsida | Convolvulus meonanthus Hoffmanns. & Link | Convolvulaceae | native | NO | LC | Th | |
| 1.073 | Dicotyledoneae or Magnoliopsida | Convolvulus pseudosiculus Cav. | Convolvulaceae | native | NO | DD | Th | |
| 1.074 | Dicotyledoneae or Magnoliopsida | Convolvulus siculus L. subsp siculus | Convolvulaceae | native | NO | LC | Th | |
| 1.075 | Dicotyledoneae or Magnoliopsida | Convolvulus tricolor L. subsp tricolor | Convolvulaceae | native | NO | LC | Th | |
| 1.076 | Dicotyledoneae or Magnoliopsida | Convolvulus valentinus Cav. | Convolvulaceae | native | NO | VU | Ch | |
| 1.077 | Dicotyledoneae or Magnoliopsida | Corema album (L.) D. Don | Ericaceae | native | NO | VU | Ph | |
| 1.078 | Dicotyledoneae or Magnoliopsida | Coriandrum sativum L. | Apiaceae | alien | NO | NE | Th | |
| 1.079 | Dicotyledoneae or Magnoliopsida | Coriaria myrtifolia L. | Coriariaceae | native | NO | LC | Ph | |
| 1.080 | Dicotyledoneae or Magnoliopsida | Coris hispanica Lange | Primulaceae | native | YES | VU | Ch | |
| 1.081 | Dicotyledoneae or Magnoliopsida | Coris monspeliensis L. subsp fontqueri Masclans | Primulaceae | native | NO | LC | Ch | |
| 1.082 | Dicotyledoneae or Magnoliopsida | Coris monspeliensis L. subsp monspeliensis | Primulaceae | native | NO | LC | Ch | |
| 1.083 | Dicotyledoneae or Magnoliopsida | Coris monspeliensis L. subsp syrtica (Murb.) Masclans | Primulaceae | native | NO | LC | Ch | |
| 1.084 | Dicotyledoneae or Magnoliopsida | Cornus sanguinea L. subsp sanguinea | Cornaceae | native | NO | NT | Ph | |
| 1.085 | Dicotyledoneae or Magnoliopsida | Coronilla glauca L. | Fabaceae | native | NO | LC | Ch | |
| 1.086 | Dicotyledoneae or Magnoliopsida | Coronilla juncea L. | Fabaceae | native | NO | LC | Ch | |
| 1.087 | Dicotyledoneae or Magnoliopsida | Coronilla minima L. subsp lotoides (W.D.J. Koch) Nyman | Fabaceae | native | NO | LC | Ch | |
| 1.088 | Dicotyledoneae or Magnoliopsida | Coronilla minima L. subsp minima | Fabaceae | native | NO | LC | Ch | |
| 1.089 | Dicotyledoneae or Magnoliopsida | Coronilla repanda (Poir.) Guss. subsp dura (Cav.) Cout. | Fabaceae | native | NO | LC | Th | |
| 1.090 | Dicotyledoneae or Magnoliopsida | Coronilla repanda (Poir.) Guss. subsp repanda | Fabaceae | native | NO | DD | Th | |
| 1.091 | Dicotyledoneae or Magnoliopsida | Coronilla scorpioides (L.) W.D.J. Koch | Fabaceae | native | NO | LC | Th | |
| 1.092 | Dicotyledoneae or Magnoliopsida | Coronilla talaverae Lahora & Sánchez Gómez | Fabaceae | native | YES* | DD | Ph | |
| 1.093 | Dicotyledoneae or Magnoliopsida | Coronopus didymus (L.) Sm. | Brassicaceae | native | NO | LC | Th | |
| 1.094 | Dicotyledoneae or Magnoliopsida | Coronopus squamatus (Forssk.) Asch. | Brassicaceae | native | NO | LC | Th | |
| 1.095 | Dicotyledoneae or Magnoliopsida | Corrigiola litoralis L. subsp litoralis | Caryophyllaceae | native | NO | DD | Th | |
| 1.096 | Dicotyledoneae or Magnoliopsida | Corrigiola litoralis L. subsp perez-larae Chaudhri, Muñoz Garm. & Pedrol | Caryophyllaceae | native | NO | LC | Hem | |
| 1.097 | Dicotyledoneae or Magnoliopsida | Corrigiola telephiifolia Pourret | Caryophyllaceae | native | NO | LC | Hem | |
| 1.098 | Liliopsida (Monocotyledones) | Cortaderia selloana (Schult. & Schult. f.) Asch. & Graebn. | Poaceae | alien | NO | NE | Hem | |
| 1.099 | Dicotyledoneae or Magnoliopsida | Corylus avellana L. | Betulaceae | native | NO | NT | Ph | |
| 1.100 | Liliopsida (Monocotyledones) | Corynephorus articulatus (Desf.) P. Beauv. | Poaceae | native | NO | NT | Th | |
| 1.101 | Liliopsida (Monocotyledones) | Corynephorus canescens (L.) P. Beauv. | Poaceae | native | NO | LC | Hem | |
| 1.102 | Liliopsida (Monocotyledones) | Corynephorus divaricatus (Pourr.) Breistr. | Poaceae | native | NO | LC | Th | |
| 1.103 | Liliopsida (Monocotyledones) | Corynephorus macrantherus Boiss. & Reut. | Poaceae | native | NO | DD | Th | |
| 1.104 | Pteridophyta | Cosentinia vellea (Aiton) Tod. | Pteridaceae | native | NO | LC | Hem | |
| 1.105 | Dicotyledoneae or Magnoliopsida | Cosmos bipinnatus Cav. | Asteraceae | alien | NO | NE | Th | |
| 1.106 | Dicotyledoneae or Magnoliopsida | Cota triumfettii (L.) J. Gay | Asteraceae | native | NO | NT | Hem | |
| 1.107 | Dicotyledoneae or Magnoliopsida | Cotoneaster granatensis Boiss. | Rosaceae | native | NO | NT | Ph | |
| 1.108 | Dicotyledoneae or Magnoliopsida | Cotoneaster pannosus Franch. | Rosaceae | alien | NO | NE | Ph | |
| 1.109 | Dicotyledoneae or Magnoliopsida | Cotula australis (Spreng.) Hook. f. | Asteraceae | alien | NO | NE | Th | |
| 1.110 | Dicotyledoneae or Magnoliopsida | Cotula coronopifolia L. | Asteraceae | alien | NO | NE | Th | |
| 1.111 | Dicotyledoneae or Magnoliopsida | Crambe filiformis Jacq. | Brassicaceae | native | NO | LC | Hem | |
| 1.112 | Dicotyledoneae or Magnoliopsida | Crambe hispanica L. | Brassicaceae | native | NO | LC | Th | |
| 1.113 | Dicotyledoneae or Magnoliopsida | Crassula campestris Harv. | Crassulaceae | alien | NO | LC | Th | |
| 1.114 | Dicotyledoneae or Magnoliopsida | Crassula tillaea Lest.-Garl. | Crassulaceae | native | NO | LC | Th | |
| 1.115 | Dicotyledoneae or Magnoliopsida | Crassula vaillantii (Willd.) Roth | Crassulaceae | native | NO | LC | Th | |
| 1.116 | Dicotyledoneae or Magnoliopsida | Crataegus azarolus L. | Rosaceae | native | NO | LC | Ph | |
| 1.117 | Dicotyledoneae or Magnoliopsida | Crataegus granatensis Boiss. | Rosaceae | native | NO | LC | Ph | |
| 1.118 | Dicotyledoneae or Magnoliopsida | Crataegus laciniata Ucria | Rosaceae | native | NO | VU | Ph | |
| 1.119 | Dicotyledoneae or Magnoliopsida | Crataegus monogyna Jacq. | Rosaceae | native | NO | LC | Ph | |
| 1.120 | Dicotyledoneae or Magnoliopsida | Crepis albida Vill. subsp minor Willk. | Asteraceae | native | NO | LC | Hem | |
| 1.121 | Dicotyledoneae or Magnoliopsida | Crepis albida Vill. subsp scorzoneroides (Rouy) Babcock | Asteraceae | native | NO | LC | Hem | |
| 1.122 | Dicotyledoneae or Magnoliopsida | Crepis bermejana M. Talavera, C. Sánchez Casimiro-Soriguer & S. Talavera | Asteraceae | native | YES | VU | Hem | |
| 1.123 | Dicotyledoneae or Magnoliopsida | Crepis capillaris (L.) Wallr. | Asteraceae | native | NO | LC | Th | |
| 1.124 | Dicotyledoneae or Magnoliopsida | Crepis erythia Pau | Asteraceae | native | NO | VU | Hem | |
| 1.125 | Dicotyledoneae or Magnoliopsida | Crepis foetida L. subsp foetida | Asteraceae | native | NO | LC | Th | |
| 1.126 | Dicotyledoneae or Magnoliopsida | Crepis granatensis (Willk.) Blanca & Cueto | Asteraceae | native | YES | EN | Hem | |
| 1.127 | Dicotyledoneae or Magnoliopsida | Crepis oporinoides Boiss. | Asteraceae | native | YES* | LC | Hem | |
| 1.128 | Dicotyledoneae or Magnoliopsida | Crepis pulchra L. subsp pulchra | Asteraceae | native | NO | LC | Th | |
| 1.129 | Dicotyledoneae or Magnoliopsida | Crepis salzmannii Babc. | Asteraceae | native | NO | DD | Hem | |
| 1.130 | Dicotyledoneae or Magnoliopsida | Crepis taraxacifolia Thuill. | Asteraceae | native | NO | LC | Hem | |
| 1.131 | Dicotyledoneae or Magnoliopsida | Crepis tingitana Ball | Asteraceae | native | NO | VU | Hem | |
| 1.132 | Dicotyledoneae or Magnoliopsida | Cressa cretica L. | Convolvulaceae | native | NO | NT | Ch | |
| 1.133 | Dicotyledoneae or Magnoliopsida | Crithmum maritimum L. | Apiaceae | native | NO | LC | Ch | |
| 1.134 | Liliopsida (Monocotyledones) | Crocus clusii J. Gay | Iridaceae | native | NO | DD | G | |
| 1.135 | Liliopsida (Monocotyledones) | Crocus nevadensis Amo | Iridaceae | native | NO | LC | G | |
| 1.136 | Liliopsida (Monocotyledones) | Crocus serotinus Salisb. | Iridaceae | native | NO | LC | G | |
| 1.137 | Dicotyledoneae or Magnoliopsida | Crucianella angustifolia L. | Rubiaceae | native | NO | LC | Th | |
| 1.138 | Dicotyledoneae or Magnoliopsida | Crucianella latifolia L. | Rubiaceae | native | NO | LC | Th | |
| 1.139 | Dicotyledoneae or Magnoliopsida | Crucianella maritima L. | Rubiaceae | native | NO | LC | Ch | |
| 1.140 | Dicotyledoneae or Magnoliopsida | Crucianella patula L. | Rubiaceae | native | NO | LC | Th | |
| 1.141 | Dicotyledoneae or Magnoliopsida | Cruciata glabra (L.) Ehrend. subsp hirticaulis (Beck) Natali & Jeanm. | Rubiaceae | native | NO | LC | Hem | |
| 1.142 | Dicotyledoneae or Magnoliopsida | Cruciata pedemontana (Bellardi) Ehrend. | Rubiaceae | native | NO | LC | Th | |
| 1.143 | Dicotyledoneae or Magnoliopsida | Crupina crupinastrum (Moris) Vis. | Asteraceae | native | NO | LC | Th | |
| 1.144 | Dicotyledoneae or Magnoliopsida | Crupina vulgaris Cass. | Asteraceae | native | NO | LC | Th | |
| 1.145 | Liliopsida (Monocotyledones) | Crypsis aculeata (L.) Aiton | Poaceae | native | NO | LC | Th | |
| 1.146 | Liliopsida (Monocotyledones) | Crypsis alopecuroides (Piller & Mitterp.) Schrader | Poaceae | native | NO | LC | Th | |
| 1.147 | Liliopsida (Monocotyledones) | Crypsis schoenoides (L.) Lam. | Poaceae | native | NO | LC | Th | |
| 1.148 | Pteridophyta | Cryptogramma crispa (L.) Hooker | Pteridaceae | native | NO | LC | Hem | |
| 1.149 | Liliopsida (Monocotyledones) | Ctenopsis delicatula (Lag.) Paunero | Poaceae | native | NO | DD | Th | |
| 1.150 | Liliopsida (Monocotyledones) | Ctenopsis gypsophila (Hack.) Paunero | Poaceae | native | NO | VU | Th | |
| 1.151 | Dicotyledoneae or Magnoliopsida | Cucubalus baccifer L. | Caryophyllaceae | native | NO | NT | G | |
| 1.152 | Dicotyledoneae or Magnoliopsida | Cucumis melo L. | Cucurbitaceae | alien | NO | DD | Th | |
| 1.153 | Dicotyledoneae or Magnoliopsida | Cucumis myriocarpus Naud. subsp myriocarpus | Cucurbitaceae | alien | NO | NE | Th | |
| 1.154 | Dicotyledoneae or Magnoliopsida | Cucumis sativus L. | Cucurbitaceae | alien | NO | DD | Th | |
| 1.155 | Dicotyledoneae or Magnoliopsida | Cucurbita ficifolia Bouché | Cucurbitaceae | alien | NO | DD | Th | |
| 1.156 | Dicotyledoneae or Magnoliopsida | Cucurbita maxima Duchesne | Cucurbitaceae | alien | NO | DD | Th | |
| 1.157 | Dicotyledoneae or Magnoliopsida | Cucurbita pepo L. | Cucurbitaceae | alien | NO | DD | Th | |
| 1.158 | Pteridophyta | Culcita macrocarpa C. Presl | Culcitaceae | native | NO | CR | G | |
| 1.159 | Dicotyledoneae or Magnoliopsida | Cullen americanum (L.) Rydb. | Fabaceae | native | NO | NT | Th | |
| 1.160 | Dicotyledoneae or Magnoliopsida | Cuminum cyminum L. | Apiaceae | alien | NO | NE | Th | |
| 1.161 | Pinophyta (Gymnospermae) | Cupressus arizonica Greene | Cupressaceae | alien | NO | NE | Ph | |
| 1.162 | Pinophyta (Gymnospermae) | Cupressus lusitanica Mill. | Cupressaceae | alien | NO | NE | Ph | |
| 1.163 | Pinophyta (Gymnospermae) | Cupressus macrocarpa Hartweg | Cupressaceae | alien | NO | NE | Ph | |
| 1.164 | Pinophyta (Gymnospermae) | Cupressus sempervirens L. | Cupressaceae | alien | NO | NE | Ph | |
| 1.165 | Dicotyledoneae or Magnoliopsida | Cuscuta approximata Bab. subsp approximata | Convolvulaceae | native | NO | LC | Th | |
| 1.166 | Dicotyledoneae or Magnoliopsida | Cuscuta campestris Yunck. | Convolvulaceae | alien | NO | NE | Th | |
| 1.167 | Dicotyledoneae or Magnoliopsida | Cuscuta epithymum (L.) L. subsp kotschyi (Desmoul.) Arcang. | Convolvulaceae | native | NO | LC | Th | |
| 1.168 | Dicotyledoneae or Magnoliopsida | Cuscuta europaea L. | Convolvulaceae | native | NO | LC | Th | |
| 1.169 | Dicotyledoneae or Magnoliopsida | Cuscuta monogyna Vahl | Convolvulaceae | native | NO | NT | Th | |
| 1.170 | Dicotyledoneae or Magnoliopsida | Cuscuta nivea M.A. García | Convolvulaceae | native | NO | LC | Th | |
| 1.171 | Dicotyledoneae or Magnoliopsida | Cuscuta planiflora Ten. | Convolvulaceae | native | NO | LC | Th | |
| 1.172 | Dicotyledoneae or Magnoliopsida | Cuscuta triumvirati Lange | Convolvulaceae | native | NO | LC | Th | |
| 1.173 | Liliopsida (Monocotyledones) | Cutandia divaricata (Desf.) Barbey | Poaceae | native | NO | DD | Th | |
| 1.174 | Liliopsida (Monocotyledones) | Cutandia maritima (L.) Barbey | Poaceae | native | NO | LC | Th | |
| 1.175 | Liliopsida (Monocotyledones) | Cutandia memphitica (Spreng.) K. Richt. | Poaceae | native | NO | NT | Th | |
| 1.176 | Pteridophyta | Cyclosorus dentatus (Forssk.) Ching | Thelypteridaceae | native | NO | EN | G | |
| 1.177 | Dicotyledoneae or Magnoliopsida | Cyclospermum leptophyllum (Pers.) Sprague | Apiaceae | alien | NO | NE | Th | |
| 1.178 | Dicotyledoneae or Magnoliopsida | Cydonia oblonga Mill. | Rosaceae | alien | NO | NE | Ph | |
| 1.179 | Dicotyledoneae or Magnoliopsida | Cymbalaria muralis P. Gaertn., B. Mey. & Schreb. Subsp muralis | Plantaginaceae | alien | NO | NE | Hem | |
| 1.180 | Liliopsida (Monocotyledones) | 0 | Cymodocea nodosa (Ucria) Asch. | Cymodoceae | native | NO | VU | Hyd |
| 1.181 | Dicotyledoneae or Magnoliopsida | Cynanchum acutum L. subsp acutum | Apocynaceae | native | NO | LC | Ch | |
| 1.182 | Dicotyledoneae or Magnoliopsida | Cynara algarbiensis Mariz | Asteraceae | native | NO | VU | Hem | |
| 1.183 | Dicotyledoneae or Magnoliopsida | Cynara baetica (Spreng.) Pau subsp baetica | Asteraceae | native | YES* | VU | Hem | |
| 1.184 | Dicotyledoneae or Magnoliopsida | Cynara cardunculus L. subsp flavescens Wikl. | Asteraceae | native | NO | LC | Hem | |
| 1.185 | Dicotyledoneae or Magnoliopsida | Cynara humilis L. | Asteraceae | native | NO | LC | Hem | |
| 1.186 | Dicotyledoneae or Magnoliopsida | Cynara tournefortii Boiss. & Reut. | Asteraceae | native | NO | CR | Hem | |
| 1.187 | Liliopsida (Monocotyledones) | Cynodon dactylon (L.) Pers. | Poaceae | native | NO | LC | Hem | |
| 1.188 | Dicotyledoneae or Magnoliopsida | Cynoglossum cheirifolium L. subsp cheirifolium | Boraginaceae | native | NO | LC | Th | |
| 1.189 | Dicotyledoneae or Magnoliopsida | Cynoglossum cheirifolium L. subsp heterocarpum (Kunze) Font Quer | Boraginaceae | native | NO | LC | Th | |
| 1.190 | Dicotyledoneae or Magnoliopsida | Cynoglossum clandestinum Desf. | Boraginaceae | native | NO | LC | Th | |
| 1.191 | Dicotyledoneae or Magnoliopsida | Cynoglossum creticum Mill. | Boraginaceae | native | NO | LC | Th | |
| 1.192 | Dicotyledoneae or Magnoliopsida | Cynoglossum melananthum Pau | Boraginaceae | native | NO | LC | Hem | |
| 1.193 | Dicotyledoneae or Magnoliopsida | Cynoglossum pustulatum Boiss. | Boraginaceae | native | NO | LC | Th | |
| 1.194 | Dicotyledoneae or Magnoliopsida | 0 | Cynomorium coccineum L. subsp coccineum | Cynomoriaceae | native | NO | VU | G |
| 1.195 | Liliopsida (Monocotyledones) | Cynosurus cristatus L. | Poaceae | native | NO | NT | Hem | |
| 1.196 | Liliopsida (Monocotyledones) | Cynosurus echinatus L. | Poaceae | native | NO | LC | Th | |
| 1.197 | Liliopsida (Monocotyledones) | Cynosurus effusus Link | Poaceae | native | NO | LC | Th | |
| 1.198 | Liliopsida (Monocotyledones) | Cyperus brevifolius (Rottb.) Hassk. | Cyperaceae | alien | NO | NE | G | |
| 1.199 | Liliopsida (Monocotyledones) | Cyperus capitatus Vand. | Cyperaceae | native | NO | NT | Hem | |
| 1.200 | Liliopsida (Monocotyledones) | Cyperus cyperoides (L.) Kuntze | Cyperaceae | alien | NO | NE | Th | |
| 1.201 | Liliopsida (Monocotyledones) | Cyperus difformis L. | Cyperaceae | native | NO | LC | Th | |
| 1.202 | Liliopsida (Monocotyledones) | Cyperus distachyos All. | Cyperaceae | native | NO | LC | Hem | |
| 1.203 | Liliopsida (Monocotyledones) | Cyperus eragrostis Lam. | Cyperaceae | alien | NO | NE | Hem | |
| 1.204 | Liliopsida (Monocotyledones) | Cyperus esculentus L. | Cyperaceae | native | NO | LC | G | |
| 1.205 | Liliopsida (Monocotyledones) | Cyperus fuscus L. | Cyperaceae | native | NO | LC | Th | |
| 1.206 | Liliopsida (Monocotyledones) | Cyperus involucratus Rottb. | Cyperaceae | alien | NO | NE | G | |
| 1.207 | Liliopsida (Monocotyledones) | Cyperus longus L. | Cyperaceae | native | NO | LC | G | |
| 1.208 | Liliopsida (Monocotyledones) | Cyperus michelianus (L.) Link | Cyperaceae | native | NO | LC | Th | |
| 1.209 | Liliopsida (Monocotyledones) | Cyperus rotundus L. | Cyperaceae | native | NO | LC | G | |
| 1.210 | Pteridophyta | Cystopteris dickieana R. Sim | Cystopteridaceae | native | NO | LC | Hem | |
| 1.211 | Pteridophyta | Cystopteris fragilis (L.) Bernh. subsp fragilis | Cystopteridaceae | native | NO | LC | Hem | |
| 1.212 | Pteridophyta | Cystopteris fragilis (L.) Bernh. subsp huteri (Milde) Prada & Salvo | Cystopteridaceae | native | NO | LC | Hem | |
| 1.213 | Pteridophyta | Cystopteris viridula (Desv.) Desv. | Cystopteridaceae | native | NO | NT | Hem | |
| 1.214 | Dicotyledoneae or Magnoliopsida | 0 | Cytinus hypocistis (L.) L. subsp hypocistis | Cytinaceae | native | NO | LC | G |
| 1.215 | Dicotyledoneae or Magnoliopsida | 0 | Cytinus hypocistis (L.) L. subsp macranthus Wettst. | Cytinaceae | native | NO | LC | G |
| 1.216 | Dicotyledoneae or Magnoliopsida | 0 | Cytinus ruber Fritsch | Cytinaceae | native | NO | NT | G |
| 1.217 | Dicotyledoneae or Magnoliopsida | Cytisus arboreus (Desf.) DC. subsp baeticus (Webb) Maire | Fabaceae | native | NO | LC | Ph | |
| 1.218 | Dicotyledoneae or Magnoliopsida | Cytisus arboreus (Desf.) DC. subsp catalaunicus (Webb) Maire | Fabaceae | native | NO | EN | Ph | |
| 1.219 | Dicotyledoneae or Magnoliopsida | Cytisus fontanesii Spach subsp fontanesii | Fabaceae | native | NO | LC | Ch | |
| 1.220 | Dicotyledoneae or Magnoliopsida | Cytisus fontanesii Spach subsp plumosus (Boiss.) Nyman | Fabaceae | native | YES | EN | Ch | |
| 1.221 | Dicotyledoneae or Magnoliopsida | Cytisus galianoi Talavera & Gibbs | Fabaceae | native | YES | NT | Ch | |
| 1.222 | Dicotyledoneae or Magnoliopsida | Cytisus grandiflorus (Brot.) DC. subsp cabezudoi Talavera | Fabaceae | native | NO | VU | Ph | |
| 1.223 | Dicotyledoneae or Magnoliopsida | Cytisus grandiflorus (Brot.) DC. subsp grandiflorus | Fabaceae | native | NO | LC | Ph | |
| 1.224 | Dicotyledoneae or Magnoliopsida | Cytisus malacitanus Boiss. | Fabaceae | native | YES | NT | Ch | |
| 1.225 | Dicotyledoneae or Magnoliopsida | Cytisus scoparius (L.) Link subsp reverchonii (Degen & Hervier) Rivas Goday & Rivas Mart. | Fabaceae | native | NO | LC | Ph | |
| 1.226 | Dicotyledoneae or Magnoliopsida | Cytisus scoparius (L.) Link subsp scoparius | Fabaceae | native | NO | LC | Ph | |
| 1.227 | Dicotyledoneae or Magnoliopsida | Cytisus striatus (Hill) Rothm. | Fabaceae | native | NO | DD | Ph | |
| 1.228 | Dicotyledoneae or Magnoliopsida | Cytisus villosus Pourr. | Fabaceae | native | NO | LC | Ph | |
| 1.229 | Liliopsida (Monocotyledones) | Dactylis glomerata L. subsp glomerata | Poaceae | native | NO | LC | Hem | |
| 1.230 | Liliopsida (Monocotyledones) | Dactylis glomerata L. subsp hispanica (Roth) Nyman | Poaceae | native | NO | LC | Hem | |
| 1.231 | Liliopsida (Monocotyledones) | Dactylis glomerata L. subsp juncinella (Bory) Stebbins & Zohary | Poaceae | native | NO | LC | Hem | |
| 1.232 | Liliopsida (Monocotyledones) | Dactylorhiza elata (Poir.) Soó | Orchidaceae | native | NO | LC | G | |
| 1.233 | Liliopsida (Monocotyledones) | Dactylorhiza incarnata (L.) Soó | Orchidaceae | native | NO | LC | G | |
| 1.234 | Liliopsida (Monocotyledones) | Dactylorhiza insularis (Sommier) Ó. Sánchez & Herrero | Orchidaceae | native | NO | LC | G | |
| 1.235 | Liliopsida (Monocotyledones) | Dactylorhiza maculata (L.) Soó | Orchidaceae | native | NO | NT | G | |
| 1.236 | Liliopsida (Monocotyledones) | Dactylorhiza markusii (Tineo) H. Baumann & Künkele | Orchidaceae | native | NO | DD | G | |
| 1.237 | Liliopsida (Monocotyledones) | Dactylorhiza sambucina (L.) Soó | Orchidaceae | native | NO | NT | G | |
| 1.238 | Liliopsida (Monocotyledones) | Dactylorhiza sulphurea (Link) Franco | Orchidaceae | native | NO | LC | G | |
| 1.239 | Liliopsida (Monocotyledones) | Damasonium bourgaei Coss. | Alismataceae | native | NO | NT | G | |
| 1.240 | Liliopsida (Monocotyledones) | Damasonium polyspermum Coss. | Alismataceae | native | NO | NT | G | |
| 1.241 | Liliopsida (Monocotyledones) | Danthonia decumbens (L.) DC. | Poaceae | native | NO | NT | Hem | |
| 1.242 | Dicotyledoneae or Magnoliopsida | Daphne gnidium L. | Thymelaeaceae | native | NO | LC | Ph | |
| 1.243 | Dicotyledoneae or Magnoliopsida | Daphne laureola L. | Thymelaeaceae | native | NO | LC | Ph | |
| 1.244 | Dicotyledoneae or Magnoliopsida | Daphne oleoides Schreb. | Thymelaeaceae | native | NO | LC | Ch | |
| 1.245 | Dicotyledoneae or Magnoliopsida | Datura ferox L. | Solanaceae | alien | NO | NE | Th | |
| 1.246 | Dicotyledoneae or Magnoliopsida | Datura innoxia Mill. | Solanaceae | alien | NO | NE | Th | |
| 1.247 | Dicotyledoneae or Magnoliopsida | Datura stramonium L. | Solanaceae | alien | NO | NE | Th | |
| 1.248 | Dicotyledoneae or Magnoliopsida | Datura wrightii Regel | Solanaceae | alien | NO | NE | Th | |
| 1.249 | Dicotyledoneae or Magnoliopsida | Daucus arcanus García Martín & Silvestre | Apiaceae | native | NO | EN | Th | |
| 1.250 | Dicotyledoneae or Magnoliopsida | Daucus aureus Desf. | Apiaceae | native | NO | LC | Th | |
| 1.251 | Dicotyledoneae or Magnoliopsida | Daucus carota L. subsp carota | Apiaceae | native | NO | LC | Hem | |
| 1.252 | Dicotyledoneae or Magnoliopsida | Daucus carota L. subsp hispanicus (Gouan) Thell. | Apiaceae | native | NO | DD | Hem | |
| 1.253 | Dicotyledoneae or Magnoliopsida | Daucus carota L. subsp maximus (Desf.) Ball | Apiaceae | native | NO | LC | Hem | |
| 1.254 | Dicotyledoneae or Magnoliopsida | Daucus carota L. subsp sativus (Hoffm.) Schübl. & G. Martens | Apiaceae | alien | NO | NE | Hem | |
| 1.255 | Dicotyledoneae or Magnoliopsida | Daucus crinitus Desf. | Apiaceae | native | NO | LC | Hem | |
| 1.256 | Dicotyledoneae or Magnoliopsida | Daucus durieua Lange | Apiaceae | native | NO | LC | Th | |
| 1.257 | Dicotyledoneae or Magnoliopsida | Daucus muricatus (L.) L. | Apiaceae | native | NO | LC | Th | |
| 1.258 | Dicotyledoneae or Magnoliopsida | Daucus setifolius Desf. | Apiaceae | native | NO | LC | Hem | |
| 1.259 | Pteridophyta | Davallia canariensis (L.) Sm. | Davalliaceae | native | NO | VU | Hem | |
| 1.260 | Dicotyledoneae or Magnoliopsida | Daveaua anthemoides Mariz | Asteraceae | alien | NO | NE | Hem | |
| 1.261 | Dicotyledoneae or Magnoliopsida | Delphinium emarginatum K. Presl subsp nevadense (G. Kunze) C. Blanché & Molero | Ranunculaceae | native | YES | VU | G | |
| 1.262 | Dicotyledoneae or Magnoliopsida | Delphinium fissum Waldst. & Kit. subsp sordidum (Cuatrec.) Amich, Rico & Sánchez | Ranunculaceae | native | NO | CR | G | |
| 1.263 | Dicotyledoneae or Magnoliopsida | Delphinium gracile DC. | Ranunculaceae | native | NO | LC | Th | |
| 1.264 | Dicotyledoneae or Magnoliopsida | Delphinium halteratum Sm. subsp verdunense (Balbis) Graebner & Graebner f. | Ranunculaceae | native | NO | DD | Th | |
| 1.265 | Dicotyledoneae or Magnoliopsida | Delphinium nanum DC. | Ranunculaceae | native | NO | LC | Th | |
| 1.266 | Dicotyledoneae or Magnoliopsida | Delphinium pentagynum Lam. | Ranunculaceae | native | NO | LC | G | |
| 1.267 | Dicotyledoneae or Magnoliopsida | Delphinium staphisagria L. | Ranunculaceae | native | NO | LC | Th | |
| 1.268 | Liliopsida (Monocotyledones) | Deschampsia caespitosa (L.) Trin. subsp subtriflora (Lag.) Ehr. Bayer & G. López | Poaceae | native | NO | NT | Hem | |
| 1.269 | Dicotyledoneae or Magnoliopsida | Descurainia sophia (L.) Prantl | Brassicaceae | native | NO | LC | Th | |
| 1.270 | Dicotyledoneae or Magnoliopsida | Desmanthus illinoensis (Michx.) MacMill. | Fabaceae | alien | NO | NE | Ph | |
| 1.271 | Dicotyledoneae or Magnoliopsida | Dianthus anticarius Boiss. & Reut. | Caryophyllaceae | native | NO | LC | Ch | |
| 1.272 | Dicotyledoneae or Magnoliopsida | Dianthus boissieri Willk. | Caryophyllaceae | native | NO | LC | Ch | |
| 1.273 | Dicotyledoneae or Magnoliopsida | Dianthus brachyanthus Boiss. | Caryophyllaceae | native | NO | LC | Ch | |
| 1.274 | Dicotyledoneae or Magnoliopsida | Dianthus broteri Boiss. & Reut. | Caryophyllaceae | native | NO | LC | Ch | |
| 1.275 | Dicotyledoneae or Magnoliopsida | Dianthus charidemi Pau | Caryophyllaceae | native | YES | VU | Ch | |
| 1.276 | Dicotyledoneae or Magnoliopsida | Dianthus crassipes R. de Roemer | Caryophyllaceae | native | NO | LC | Ch | |
| 1.277 | Dicotyledoneae or Magnoliopsida | Dianthus gaditanus Boiss. | Caryophyllaceae | native | NO | LC | Ch | |
| 1.278 | Dicotyledoneae or Magnoliopsida | Dianthus hispanicus Asso | Caryophyllaceae | native | NO | LC | Ch | |
| 1.279 | Dicotyledoneae or Magnoliopsida | Dianthus inoxianus Gallego | Caryophyllaceae | native | YES | EN | Ch | |
| 1.280 | Dicotyledoneae or Magnoliopsida | Dianthus lusitanus Brot. | Caryophyllaceae | native | NO | LC | Ch | |
| 1.281 | Dicotyledoneae or Magnoliopsida | Dianthus subbaeticus Fern. Casas | Caryophyllaceae | native | YES* | VU | Ch | |
| 1.282 | Dicotyledoneae or Magnoliopsida | Dichondra micrantha Urb. | Convolvulaceae | alien | NO | NE | Hem | |
| 1.283 | Dicotyledoneae or Magnoliopsida | Dictamnus albus L. | Rutaceae | native | NO | NT | Ch | |
| 1.284 | Dicotyledoneae or Magnoliopsida | Dictamnus hispanicus Willk. | Rutaceae | native | NO | NT | Ch | |
| 1.285 | Dicotyledoneae or Magnoliopsida | Digitalis mariana Boiss. subsp heywoodii (P. Silva & M. Silva) Hinz | Plantaginaceae | native | NO | VU | Hem | |
| 1.286 | Dicotyledoneae or Magnoliopsida | Digitalis mariana Boiss. subsp mariana | Plantaginaceae | native | YES* | VU | Hem | |
| 1.287 | Dicotyledoneae or Magnoliopsida | Digitalis obscura L. subsp laciniata (Lindl.) Maire | Plantaginaceae | native | NO | DD | Ch | |
| 1.288 | Dicotyledoneae or Magnoliopsida | Digitalis obscura L. subsp obscura | Plantaginaceae | native | NO | LC | Ch | |
| 1.289 | Dicotyledoneae or Magnoliopsida | Digitalis purpurea L. subsp purpurea | Plantaginaceae | native | NO | LC | Hem | |
| 1.290 | Dicotyledoneae or Magnoliopsida | Digitalis thapsi L. | Plantaginaceae | native | NO | EN | Hem | |
| 1.291 | Liliopsida (Monocotyledones) | Digitaria debilis (Desf.) Willd. | Poaceae | native | NO | DD | Hem | |
| 1.292 | Liliopsida (Monocotyledones) | Digitaria sanguinalis (L.) Scop. | Poaceae | native | NO | LC | Th | |
| 1.293 | Dicotyledoneae or Magnoliopsida | Diospyros lotus L. | Ebenaceae | alien | NO | NE | Ph | |
| 1.294 | Liliopsida (Monocotyledones) | Dipcadi serotinum (L.) Medik. subsp serotinum | Asparagaceae | native | NO | LC | G | |
| 1.295 | Pteridophyta | Diplazium caudatum (Cav.) Jermy | Athyriaceae | native | NO | CR | G | |
| 1.296 | Dicotyledoneae or Magnoliopsida | Diplotaxis catholica (L.) DC. | Brassicaceae | native | NO | LC | Th | |
| 1.297 | Dicotyledoneae or Magnoliopsida | Diplotaxis erucoides (L.) DC. subsp erucoides | Brassicaceae | native | NO | LC | Th | |
| 1.298 | Dicotyledoneae or Magnoliopsida | Diplotaxis harra (Forssk.) Boiss. subsp lagascana (DC.) O. Bolòs & Vigo | Brassicaceae | native | NO | LC | Ch | |
| 1.299 | Dicotyledoneae or Magnoliopsida | Diplotaxis ilorcitana (Sennen) Aedo, Mart. Laborde & Muñoz Garm. | Brassicaceae | native | NO | LC | Th | |
| 1.300 | Dicotyledoneae or Magnoliopsida | Diplotaxis siettiana Maire | Brassicaceae | native | YES | CR | Th | |
| 1.301 | Dicotyledoneae or Magnoliopsida | Diplotaxis siifolia Kunze subsp siifolia | Brassicaceae | native | NO | LC | Th | |
| 1.302 | Dicotyledoneae or Magnoliopsida | Diplotaxis viminea (L.) DC. | Brassicaceae | native | NO | LC | Th | |
| 1.303 | Dicotyledoneae or Magnoliopsida | Diplotaxis virgata (Cav.) DC. subsp virgata | Brassicaceae | native | NO | LC | Th | |
| 1.304 | Dicotyledoneae or Magnoliopsida | Dipsacus comosus Hoffmanns. & Link | Caprifoliaceae | native | NO | LC | Hem | |
| 1.305 | Dicotyledoneae or Magnoliopsida | Dipsacus fullonum L. | Caprifoliaceae | native | NO | LC | Hem | |
| 1.306 | Dicotyledoneae or Magnoliopsida | Dipsacus sativus (L.) Honck. | Caprifoliaceae | native | NO | LC | Hem | |
| 1.307 | Dicotyledoneae or Magnoliopsida | Disphyma crassifolium (L.) L. Bolus | Aizoaceae | alien | NO | NE | Ch | |
| 1.308 | Dicotyledoneae or Magnoliopsida | Distichoselinum tenuifolium García Martín & Silvestre | Apiaceae | native | NO | LC | G | |
| 1.309 | Dicotyledoneae or Magnoliopsida | Dittrichia graveolens (L.) Greuter | Asteraceae | native | NO | LC | Th | |
| 1.310 | Dicotyledoneae or Magnoliopsida | Dittrichia viscosa (L.) Greuter | Asteraceae | native | NO | LC | Ph | |
| 1.311 | Dicotyledoneae or Magnoliopsida | Doronicum plantagineum L. subsp plantagineum | Asteraceae | native | NO | LC | Hem | |
| 1.312 | Dicotyledoneae or Magnoliopsida | Dorycnium gracile Jord. | Fabaceae | native | NO | VU | Hem | |
| 1.313 | Dicotyledoneae or Magnoliopsida | Dorycnium hirsutum (L.) Ser. in DC. | Fabaceae | native | NO | LC | Ch | |
| 1.314 | Dicotyledoneae or Magnoliopsida | Dorycnium pentaphyllum Scop. | Fabaceae | native | NO | LC | Ch | |
| 1.315 | Dicotyledoneae or Magnoliopsida | Dorycnium rectum (L.) Ser. | Fabaceae | native | NO | LC | Hem | |
| 1.316 | Dicotyledoneae or Magnoliopsida | Dorycnopsis gerardi (L.) Boiss. | Fabaceae | native | NO | LC | Hem | |
| 1.317 | Dicotyledoneae or Magnoliopsida | Draba dubia Suter subsp laevipes (DC.) Braun-Blanq. | Brassicaceae | native | NO | VU | Hem | |
| 1.318 | Dicotyledoneae or Magnoliopsida | Draba hispanica Boiss. subsp hispanica | Brassicaceae | native | NO | LC | Ch | |
| 1.319 | Dicotyledoneae or Magnoliopsida | Draba hispanica Boiss. subsp laderoi Rivas Mart., M.E. García & Penas | Brassicaceae | native | YES | NT | Ch | |
| 1.320 | Dicotyledoneae or Magnoliopsida | Draba lutescens Coss. | Brassicaceae | native | NO | VU | Th | |
| 1.321 | Dicotyledoneae or Magnoliopsida | Draba muralis L. | Brassicaceae | native | NO | LC | Th | |
| 1.322 | Liliopsida (Monocotyledones) | 0 | Dracaena drago L. | Ruscaceae | alien | NO | NE | Ph |
| 1.323 | Dicotyledoneae or Magnoliopsida | Drosanthemum floribundum (Haw.) Schwantes | Aizoaceae | alien | NO | NE | Ch | |
| 1.324 | Dicotyledoneae or Magnoliopsida | Drosera rotundifolia L. | Droseraceae | native | NO | DD | Hem | |
| 1.325 | Dicotyledoneae or Magnoliopsida | Drosophyllum lusitanicum (L.) Link | Droseraceae | native | NO | NT | Ch | |
| 1.326 | Pteridophyta | Dryopteris affinis (Lowe) Fraser-Jenkins subsp affinis | Dryopteridaceae | native | NO | VU | Hem | |
| 1.327 | Pteridophyta | Dryopteris affinis (Lowe) Fraser-Jenkins subsp borreri (Newman) Fraser-Jenkins | Dryopteridaceae | native | NO | NT | Hem | |
| 1.328 | Pteridophyta | Dryopteris filix-mas (L.) Schott | Dryopteridaceae | native | NO | VU | Hem | |
| 1.329 | Pteridophyta | Dryopteris guanchica Gibby & Jermy | Dryopteridaceae | native | NO | EX | G | |
| 1.330 | Pteridophyta | Dryopteris submontana (Fraser-Jenkins & Jermy) Fraser-Jenkins | Dryopteridaceae | native | NO | VU | Hem | |
| 1.331 | Pteridophyta | Dryopteris tyrrhena Fraser-Jenkins & Reichst. | Dryopteridaceae | native | NO | CR | Hem | |
| 1.332 | Dicotyledoneae or Magnoliopsida | Dysphania ambrosioides (L.) Mosyakin & Clemants | Amaranthaceae | alien | NO | NE | Th | |
| 1.333 | Dicotyledoneae or Magnoliopsida | Dysphania botrys (L.) Mosyakin & Clemants | Amaranthaceae | native | NO | LC | Th | |
| 1.334 | Dicotyledoneae or Magnoliopsida | Dysphania multifida (L.) Mosyakin & Clemants | Amaranthaceae | alien | NO | NE | Ph | |
| 1.335 | Dicotyledoneae or Magnoliopsida | Dysphania pumilio (R. Br.) Mosyakin & Clemants | Amaranthaceae | alien | NO | NE | Th | |
| 1.336 | Dicotyledoneae or Magnoliopsida | Ecballium elaterium (L.) A. Rich. | Cucurbitaceae | native | NO | LC | Hem | |
| 1.337 | Liliopsida (Monocotyledones) | Echinaria capitata (L.) Desf. | Poaceae | native | NO | LC | Th | |
| 1.338 | Liliopsida (Monocotyledones) | Echinochloa colonum (L.) Link. | Poaceae | native | NO | LC | Th | |
| 1.339 | Liliopsida (Monocotyledones) | Echinochloa crus-galli (L.) P. Beauv. | Poaceae | native | NO | LC | Th | |
| 1.340 | Liliopsida (Monocotyledones) | Echinochloa oryzoides (Ard.) Fritsch | Poaceae | alien | NO | NE | Th | |
| 1.341 | Dicotyledoneae or Magnoliopsida | Echinops ritro L. subsp ritro | Asteraceae | native | NO | LC | Hem | |
| 1.342 | Dicotyledoneae or Magnoliopsida | Echinops sphaerocephalus L. subsp sphaerocephalus | Asteraceae | native | NO | LC | Hem | |
| 1.343 | Dicotyledoneae or Magnoliopsida | Echinops strigosus L. | Asteraceae | native | NO | LC | Th | |
| 1.344 | Dicotyledoneae or Magnoliopsida | Echinospartum algibicum Talavera & Aparicio | Fabaceae | native | YES | CR | Ch | |
| 1.345 | Dicotyledoneae or Magnoliopsida | Echinospartum boissieri (Spach) Rothm. | Fabaceae | native | NO | LC | Ch | |
| 1.346 | Dicotyledoneae or Magnoliopsida | Echium albicans Lag. & Rodr. subsp albicans | Boraginaceae | native | YES | LC | Hem | |
| 1.347 | Dicotyledoneae or Magnoliopsida | Echium albicans Lag. & Rodr. subsp fruticescens (Coincy) Valdés | Boraginaceae | native | YES | LC | Hem | |
| 1.348 | Dicotyledoneae or Magnoliopsida | Echium asperrimum Lam. | Boraginaceae | native | NO | LC | Th | |
| 1.349 | Dicotyledoneae or Magnoliopsida | Echium boissieri Steud. | Boraginaceae | native | NO | LC | Th | |
| 1.350 | Dicotyledoneae or Magnoliopsida | Echium creticum L. subsp granatense (Coincy) Valdés | Boraginaceae | native | NO | LC | Th | |
| 1.351 | Dicotyledoneae or Magnoliopsida | Echium flavum Desf. subsp saetabense (Peris, Figuerola & Stübing) Mateo & M.B. Crespo | Boraginaceae | native | NO | LC | Th | |
| 1.352 | Dicotyledoneae or Magnoliopsida | Echium gaditanum Boiss. | Boraginaceae | native | NO | VU | Th | |
| 1.353 | Dicotyledoneae or Magnoliopsida | Echium humile Desf. subsp pycnanthum (Pomel) Greuter & Burdet | Boraginaceae | native | NO | LC | Hem | |
| 1.354 | Dicotyledoneae or Magnoliopsida | Echium parviflorum Moench | Boraginaceae | native | NO | CR | Th | |
| 1.355 | Dicotyledoneae or Magnoliopsida | Echium plantagineum L. | Boraginaceae | native | NO | LC | Th | |
| 1.356 | Dicotyledoneae or Magnoliopsida | Echium rosulatum Lange subsp rosulatum | Boraginaceae | native | NO | DD | Hem | |
| 1.357 | Dicotyledoneae or Magnoliopsida | Echium sabulicolum Pomel subsp decipiens (Pomel) Klotz | Boraginaceae | native | NO | LC | Th | |
| 1.358 | Dicotyledoneae or Magnoliopsida | Echium vulgare L. subsp pustulatum (Sm.) E. Schmind & Gams | Boraginaceae | native | NO | LC | Th | |
| 1.359 | Dicotyledoneae or Magnoliopsida | Eclipta prostrata L. | Asteraceae | alien | NO | NE | Th | |
| 1.360 | Liliopsida (Monocotyledones) | Egeria densa Planch. | Hydrocharitaceae | alien | NO | NE | Hyd | |
| 1.361 | Liliopsida (Monocotyledones) | Ehrharta calycina Sm. | Poaceae | alien | NO | NE | Hem | |
| 1.362 | Dicotyledoneae or Magnoliopsida | Elaeagnus angustifolia L. | Elaeagnaceae | alien | NO | NE | Ph | |
| 1.363 | Dicotyledoneae or Magnoliopsida | Elaeoselinum asclepium (L.) Bertol. subsp millefolium (Boiss.) García Martín & Silvestre | Apiaceae | native | YES | NT | Hem | |
| 1.364 | Dicotyledoneae or Magnoliopsida | Elaeoselinum foetidum (L.) Boiss. | Apiaceae | native | NO | LC | Hem | |
| 1.365 | Dicotyledoneae or Magnoliopsida | Elatine alsinastrum L. | Elatinaceae | native | NO | DD | Hyd | |
| 1.366 | Dicotyledoneae or Magnoliopsida | Elatine brochonii Clavaud | Elatinaceae | native | NO | DD | G | |
| 1.367 | Dicotyledoneae or Magnoliopsida | Elatine hexandra (Lapierre) DC. | Elatinaceae | native | NO | DD | Th | |
| 1.368 | Dicotyledoneae or Magnoliopsida | Elatine macropoda Guss. | Elatinaceae | native | NO | DD | Th | |
| 1.369 | Liliopsida (Monocotyledones) | Eleocharis acicularis (L.) Roem. & Schult. | Cyperaceae | native | NO | NT | Hyd | |
| 1.370 | Liliopsida (Monocotyledones) | Eleocharis multicaulis (Sm.) Desv. | Cyperaceae | native | NO | LC | Hem | |
| 1.371 | Liliopsida (Monocotyledones) | Eleocharis palustris (L.) Roem. & Schult. subsp palustris | Cyperaceae | native | NO | LC | Hem | |
| 1.372 | Liliopsida (Monocotyledones) | Eleocharis palustris (L.) Roem. & Schult. subsp vulgaris Walters | Cyperaceae | native | NO | LC | Hem | |
| 1.373 | Liliopsida (Monocotyledones) | Eleocharis quinqueflora (Hartm.) O. Schwarz | Cyperaceae | native | NO | VU | Hem | |
| 1.374 | Liliopsida (Monocotyledones) | Eleocharis uniglumis (Link) Schult. | Cyperaceae | native | NO | NT | Hem | |
| 1.375 | Liliopsida (Monocotyledones) | Eleusine indica (L.) Gaertn. | Poaceae | alien | NO | NE | Th | |
| 1.376 | Liliopsida (Monocotyledones) | Eleusine tristachya (Lam.) Lam. | Poaceae | native | NO | LC | Th | |
| 1.377 | Liliopsida (Monocotyledones) | Elymus caninus (L.) L. | Poaceae | native | NO | NT | Hem | |
| 1.378 | Liliopsida (Monocotyledones) | Elymus curvifolius (Lange) Melderis | Poaceae | native | NO | LC | Th | |
| 1.379 | Liliopsida (Monocotyledones) | Elymus elongatus (Host) Runemark subsp elongatus | Poaceae | native | NO | LC | Hem | |
| 1.380 | Liliopsida (Monocotyledones) | Elymus farctus (Viv.) Melderis subsp farctus | Poaceae | native | NO | LC | Hem | |
| 1.381 | Liliopsida (Monocotyledones) | Elymus hispanicus (Boiss). Talavera | Poaceae | native | NO | LC | Hem | |
| 1.382 | Liliopsida (Monocotyledones) | Elymus hispidus (Opiz) Melderis subsp barbulatus (Schur) Melderis | Poaceae | native | NO | NT | Hem | |
| 1.383 | Liliopsida (Monocotyledones) | Elymus hispidus (Opiz) Melderis subsp hispidus | Poaceae | native | NO | LC | Hem | |
| 1.384 | Liliopsida (Monocotyledones) | Elymus pungens (Pers.) Melderis subsp campestris (Godr. & Gren.) Melderis | Poaceae | native | NO | NT | Hem | |
| 1.385 | Liliopsida (Monocotyledones) | Elymus pungens (Pers.) Melderis subsp pungens | Poaceae | native | NO | NT | Hem | |
| 1.386 | Liliopsida (Monocotyledones) | Elymus repens (L.) Gould subsp repens | Poaceae | native | NO | LC | Hem | |
| 1.387 | Dicotyledoneae or Magnoliopsida | Emex spinosa (L.) Campd. | Polygonaceae | native | NO | LC | Th | |
| 1.388 | Pinophyta (Gymnospermae) | Ephedra distachya L. subsp distachya | Ephedraceae | native | NO | NT | Ph | |
| 1.389 | Pinophyta (Gymnospermae) | Ephedra fragilis Desf. subsp fragilis | Ephedraceae | native | NO | LC | Ph | |
| 1.390 | Pinophyta (Gymnospermae) | Ephedra nebrodensis Guss. subsp nebrodensis | Ephedraceae | native | NO | NT | Ph | |
| 1.391 | Dicotyledoneae or Magnoliopsida | Epilobium alsinifolium Vill. | Onagraceae | native | NO | LC | Hem | |
| 1.392 | Dicotyledoneae or Magnoliopsida | Epilobium anagallidifolium Lam. | Onagraceae | native | NO | LC | Hem | |
| 1.393 | Dicotyledoneae or Magnoliopsida | Epilobium angustifolium L. | Onagraceae | native | NO | EN | Hem | |
| 1.394 | Dicotyledoneae or Magnoliopsida | Epilobium atlanticum Litard. & Maire | Onagraceae | native | NO | DD | Hem | |
| 1.395 | Dicotyledoneae or Magnoliopsida | Epilobium brachycarpum C. Presl. | Onagraceae | alien | NO | NE | Th | |
| 1.396 | Dicotyledoneae or Magnoliopsida | Epilobium collinum C.C. Gmel. | Onagraceae | native | NO | LC | Hem | |
| 1.397 | Dicotyledoneae or Magnoliopsida | Epilobium hirsutum L. | Onagraceae | native | NO | LC | Hem | |
| 1.398 | Dicotyledoneae or Magnoliopsida | Epilobium lanceolatum Sebast. & Mauri | Onagraceae | native | NO | LC | Hem | |
| 1.399 | Dicotyledoneae or Magnoliopsida | Epilobium montanum L. | Onagraceae | native | NO | LC | Hem | |
| 1.400 | Dicotyledoneae or Magnoliopsida | Epilobium obscurum Schreb. | Onagraceae | native | NO | LC | Hem | |
| 1.401 | Dicotyledoneae or Magnoliopsida | Epilobium palustre L. | Onagraceae | native | NO | LC | Hem | |
| 1.402 | Dicotyledoneae or Magnoliopsida | Epilobium parviflorum Schreb. | Onagraceae | native | NO | LC | Hem | |
| 1.403 | Dicotyledoneae or Magnoliopsida | Epilobium tetragonum L. subsp tetragonum | Onagraceae | native | NO | LC | Hem | |
| 1.404 | Dicotyledoneae or Magnoliopsida | Epilobium tetragonum L. subsp tournefortii (Michalet) Rouy & É.G. Camus | Onagraceae | native | NO | LC | Hem | |
| 1.405 | Liliopsida (Monocotyledones) | Epipactis atrorubens Besser | Orchidaceae | native | NO | NT | G | |
| 1.406 | Liliopsida (Monocotyledones) | Epipactis cardina Benito & C.E. Hermos. | Orchidaceae | native | NO | NT | G | |
| 1.407 | Liliopsida (Monocotyledones) | Epipactis fageticola (C.E. Hermos.) Devillers-Tersch. & Devillers | Orchidaceae | native | NO | NT | G | |
| 1.408 | Liliopsida (Monocotyledones) | Epipactis kleinii M.B. Crespo, M.R. Lowe & Piera | Orchidaceae | native | NO | LC | G | |
| 1.409 | Liliopsida (Monocotyledones) | Epipactis lusitanica D. Tyteca | Orchidaceae | native | NO | NT | G | |
| 1.410 | Liliopsida (Monocotyledones) | Epipactis microphylla (Ehrh.) Sw. | Orchidaceae | native | NO | NT | G | |
| 1.411 | Liliopsida (Monocotyledones) | Epipactis palustris (L.) Crantz | Orchidaceae | native | NO | NT | G | |
| 1.412 | Liliopsida (Monocotyledones) | Epipactis tremolsii Pau | Orchidaceae | native | NO | LC | G | |
| 1.413 | Pteridophyta | Equisetum arvense L. | Equisetaceae | native | NO | LC | G | |
| 1.414 | Pteridophyta | Equisetum fluviatile L. | Equisetaceae | native | NO | DD | G | |
| 1.415 | Pteridophyta | Equisetum hyemale L. | Equisetaceae | native | NO | DD | G | |
| 1.416 | Pteridophyta | Equisetum palustre L. | Equisetaceae | native | NO | VU | G | |
| 1.417 | Pteridophyta | Equisetum ramosissimum Desf. | Equisetaceae | native | NO | LC | Hem | |
| 1.418 | Pteridophyta | Equisetum telmateia Ehrh. | Equisetaceae | native | NO | LC | G | |
| 1.419 | Liliopsida (Monocotyledones) | Eragrostis barrelieri Daveau | Poaceae | native | NO | LC | Th | |
| 1.420 | Liliopsida (Monocotyledones) | Eragrostis cilianensis (All.) Janch. | Poaceae | native | NO | LC | Th | |
| 1.421 | Liliopsida (Monocotyledones) | Eragrostis curvula (Schrad.) Nees | Poaceae | alien | NO | NE | Hem | |
| 1.422 | Liliopsida (Monocotyledones) | Eragrostis frankii Steud. | Poaceae | alien | NO | NE | Th | |
| 1.423 | Liliopsida (Monocotyledones) | Eragrostis mexicana (Hornem.) Link | Poaceae | alien | NO | NE | Th | |
| 1.424 | Liliopsida (Monocotyledones) | Eragrostis minor Host | Poaceae | native | NO | LC | Th | |
| 1.425 | Liliopsida (Monocotyledones) | Eragrostis papposa (Duf.) Steud. | Poaceae | native | NO | LC | Hem | |
| 1.426 | Liliopsida (Monocotyledones) | Eragrostis pectinacea (Michx.) Nees | Poaceae | alien | NO | NE | Th | |
| 1.427 | Liliopsida (Monocotyledones) | Eragrostis pilosa (L.) P. Beauv. | Poaceae | native | NO | LC | Th | |
| 1.428 | Liliopsida (Monocotyledones) | Eragrostis virescens C. Presl. | Poaceae | alien | NO | NE | Th | |
| 1.429 | Liliopsida (Monocotyledones) | Eremopyrum orientale (L.) Jaub. & Spach | Poaceae | native | NO | DD | Th | |
| 1.430 | Dicotyledoneae or Magnoliopsida | Erica andevalensis Cabezudo & D. Rivera | Ericaceae | native | YES | VU | Ph | |
| 1.431 | Dicotyledoneae or Magnoliopsida | Erica arborea L. | Ericaceae | native | NO | LC | Ph | |
| 1.432 | Dicotyledoneae or Magnoliopsida | Erica australis L. | Ericaceae | native | NO | LC | Ph | |
| 1.433 | Dicotyledoneae or Magnoliopsida | Erica ciliaris L. | Ericaceae | native | NO | VU | Ch | |
| 1.434 | Dicotyledoneae or Magnoliopsida | Erica erigena R. Ross | Ericaceae | native | NO | NT | Ph | |
| 1.435 | Dicotyledoneae or Magnoliopsida | Erica lusitanica Rudolphi | Ericaceae | native | NO | VU | Ph | |
| 1.436 | Dicotyledoneae or Magnoliopsida | Erica multiflora L. | Ericaceae | native | NO | NT | Ph | |
| 1.437 | Dicotyledoneae or Magnoliopsida | Erica scoparia L. subsp scoparia | Ericaceae | native | NO | LC | Ph | |
| 1.438 | Dicotyledoneae or Magnoliopsida | Erica terminalis Salisb. | Ericaceae | native | NO | NT | Ph | |
| 1.439 | Dicotyledoneae or Magnoliopsida | Erica tetralix L. | Ericaceae | native | NO | DD | Ch | |
| 1.440 | Dicotyledoneae or Magnoliopsida | Erica umbellata L. | Ericaceae | native | NO | LC | Ch | |
| 1.441 | Dicotyledoneae or Magnoliopsida | Erigeron acer L. | Asteraceae | native | NO | LC | Hem | |
| 1.442 | Dicotyledoneae or Magnoliopsida | Erigeron bonariensis L. | Asteraceae | alien | NO | NE | Th | |
| 1.443 | Dicotyledoneae or Magnoliopsida | Erigeron canadensis L. | Asteraceae | alien | NO | NE | Th | |
| 1.444 | Dicotyledoneae or Magnoliopsida | Erigeron frigidus Boiss. | Asteraceae | native | YES | VU | Hem | |
| 1.445 | Dicotyledoneae or Magnoliopsida | Erigeron karvinskianus DC. | Asteraceae | alien | NO | NE | Ch | |
| 1.446 | Dicotyledoneae or Magnoliopsida | Erigeron major (Boiss.) Vierh. | Asteraceae | native | NO | NT | Hem | |
| 1.447 | Dicotyledoneae or Magnoliopsida | Erigeron sumatrensis Retz. | Asteraceae | alien | NO | NE | Th | |
| 1.448 | Dicotyledoneae or Magnoliopsida | Erinacea anthyllis Link subsp anthyllis | Fabaceae | native | NO | LC | Ch | |
| 1.449 | Dicotyledoneae or Magnoliopsida | Erinus alpinus L. | Plantaginaceae | native | NO | LC | Hem | |
| 1.450 | Dicotyledoneae or Magnoliopsida | Eriobotrya japonica (Thunb.) Lindl. | Rosaceae | alien | NO | NE | Ph | |
| 1.451 | Dicotyledoneae or Magnoliopsida | Erodium aethiopicum (Lam.) Brumh. & Thell. | Geraniaceae | native | NO | LC | Th | |
| 1.452 | Dicotyledoneae or Magnoliopsida | Erodium astragaloides Boiss. & Reut. | Geraniaceae | native | YES | CR | Hem | |
| 1.453 | Dicotyledoneae or Magnoliopsida | Erodium boissieri Coss. | Geraniaceae | native | YES | VU | Ch | |
| 1.454 | Dicotyledoneae or Magnoliopsida | Erodium botrys (Cav.) Bertol. | Geraniaceae | native | NO | LC | Th | |
| 1.455 | Dicotyledoneae or Magnoliopsida | Erodium brachycarpum (Godr.) Thell. | Geraniaceae | native | NO | LC | Th | |
| 1.456 | Dicotyledoneae or Magnoliopsida | Erodium cazorlanum Heywood | Geraniaceae | native | YES* | VU | Hem | |
| 1.457 | Dicotyledoneae or Magnoliopsida | Erodium cheilanthifolium Boiss. | Geraniaceae | native | NO | LC | Ch | |
| 1.458 | Dicotyledoneae or Magnoliopsida | Erodium chium (L.) Willd. | Geraniaceae | native | NO | LC | Th | |
| 1.459 | Dicotyledoneae or Magnoliopsida | Erodium ciconium (L.) L´Hér. | Geraniaceae | native | NO | LC | Th | |
| 1.460 | Dicotyledoneae or Magnoliopsida | Erodium cicutarium (L.) L’Hér. | Geraniaceae | native | NO | LC | Th | |
| 1.461 | Dicotyledoneae or Magnoliopsida | Erodium daucoides Boiss. | Geraniaceae | native | NO | VU | Hem | |
| 1.462 | Dicotyledoneae or Magnoliopsida | Erodium guttatum (Desf.) Willd. | Geraniaceae | native | NO | DD | Hem | |
| 1.463 | Dicotyledoneae or Magnoliopsida | Erodium laciniatum (Cav.) Willd. | Geraniaceae | native | NO | LC | Th | |
| 1.464 | Dicotyledoneae or Magnoliopsida | Erodium malacoides (L.) L´Hér. | Geraniaceae | native | NO | LC | Th | |
| 1.465 | Dicotyledoneae or Magnoliopsida | Erodium moschatum (L.) L´Hér. | Geraniaceae | native | NO | LC | Th | |
| 1.466 | Dicotyledoneae or Magnoliopsida | Erodium mouretii Pit. | Geraniaceae | native | NO | VU | Hem | |
| 1.467 | Dicotyledoneae or Magnoliopsida | Erodium neuradifolium Godron | Geraniaceae | native | NO | LC | Th | |
| 1.468 | Dicotyledoneae or Magnoliopsida | Erodium primulaceum (Lange) Lange | Geraniaceae | native | NO | LC | Th | |
| 1.469 | Dicotyledoneae or Magnoliopsida | Erodium recoderii Ariault & Guitt. | Geraniaceae | native | YES | VU | Th | |
| 1.470 | Dicotyledoneae or Magnoliopsida | Erodium rupicola Boiss. | Geraniaceae | native | YES | VU | Hem | |
| 1.471 | Dicotyledoneae or Magnoliopsida | Erodium salzmannii Delile | Geraniaceae | native | NO | DD | Th | |
| 1.472 | Dicotyledoneae or Magnoliopsida | Erodium saxatile Pau | Geraniaceae | native | NO | NT | Hem | |
| 1.473 | Dicotyledoneae or Magnoliopsida | Erodium tordylioides (Desf.) L’Hér. | Geraniaceae | native | NO | VU | G | |
| 1.474 | Dicotyledoneae or Magnoliopsida | Erophaca baetica (L.) Boiss. subsp baetica | Fabaceae | native | NO | LC | G | |
| 1.475 | Dicotyledoneae or Magnoliopsida | Erophila verna (L.) Chevall. | Brassicaceae | native | NO | LC | Th | |
| 1.476 | Dicotyledoneae or Magnoliopsida | Eruca vesicaria (L.) Cav. subsp sativa (Mill.) Thell. | Brassicaceae | native | NO | LC | Th | |
| 1.477 | Dicotyledoneae or Magnoliopsida | Eruca vesicaria (L.) Cav. subsp vesicaria | Brassicaceae | native | NO | LC | Th | |
| 1.478 | Dicotyledoneae or Magnoliopsida | Erucaria hispanica (L.) Druce | Brassicaceae | native | NO | LC | Th | |
| 1.479 | Dicotyledoneae or Magnoliopsida | Erucastrum virgatum C. Presl subsp baeticum (Boiss.) Gómez Campo | Brassicaceae | native | NO | LC | Th | |
| 1.480 | Dicotyledoneae or Magnoliopsida | Erucastrum virgatum C. Presl subsp brachycarpum (Rouy) Gómez Campo | Brassicaceae | native | NO | LC | Th | |
| 1.481 | Dicotyledoneae or Magnoliopsida | Erucastrum virgatum C. Presl subsp pseudosinapis (Lange) Gómez Campo | Brassicaceae | native | NO | LC | Th | |
| 1.482 | Dicotyledoneae or Magnoliopsida | Eryngium aquifolium Cav. | Apiaceae | native | NO | LC | Hem | |
| 1.483 | Dicotyledoneae or Magnoliopsida | Eryngium bourgatii Gouan | Apiaceae | native | NO | LC | Hem | |
| 1.484 | Dicotyledoneae or Magnoliopsida | Eryngium caespitiferum Font Quer & Pau | Apiaceae | native | NO | DD | Hem | |
| 1.485 | Dicotyledoneae or Magnoliopsida | Eryngium campestre L. | Apiaceae | native | NO | LC | Hem | |
| 1.486 | Dicotyledoneae or Magnoliopsida | Eryngium corniculatum Lam. | Apiaceae | native | NO | VU | Th | |
| 1.487 | Dicotyledoneae or Magnoliopsida | Eryngium dilatatum Lam. | Apiaceae | native | NO | LC | Hem | |
| 1.488 | Dicotyledoneae or Magnoliopsida | Eryngium galioides Lam. | Apiaceae | native | NO | VU | Th | |
| 1.489 | Dicotyledoneae or Magnoliopsida | Eryngium glaciale Boiss. | Apiaceae | native | NO | LC | Hem | |
| 1.490 | Dicotyledoneae or Magnoliopsida | Eryngium grosii Font Quer | Apiaceae | native | YES | EN | Hem | |
| 1.491 | Dicotyledoneae or Magnoliopsida | Eryngium huteri Porta | Apiaceae | native | YES | VU | Hem | |
| 1.492 | Dicotyledoneae or Magnoliopsida | Eryngium ilicifolium Lam. | Apiaceae | native | NO | LC | Th | |
| 1.493 | Dicotyledoneae or Magnoliopsida | Eryngium maritimum L. | Apiaceae | native | NO | LC | Hem | |
| 1.494 | Dicotyledoneae or Magnoliopsida | Eryngium tenue Lam. | Apiaceae | native | NO | LC | Th | |
| 1.495 | Dicotyledoneae or Magnoliopsida | Eryngium tricuspidatum L. | Apiaceae | native | NO | LC | Hem | |
| 1.496 | Dicotyledoneae or Magnoliopsida | Erysimum baeticum (Heywood) Polatschek | Brassicaceae | native | YES | LC | Hem | |
| 1.497 | Dicotyledoneae or Magnoliopsida | Erysimum bastetanum (Blanca & C. Morales) Lorite, Perfectti & Gómez | Brassicaceae | native | YES | LC | Hem | |
| 1.498 | Dicotyledoneae or Magnoliopsida | Erysimum cazorlense (Heywood) Holub | Brassicaceae | native | YES* | VU | Hem | |
| 1.499 | Dicotyledoneae or Magnoliopsida | Erysimum cheiri (L.) Crantz | Brassicaceae | alien | NO | NE | Ch | |
| 1.500 | Dicotyledoneae or Magnoliopsida | Erysimum fitzii Polatschek | Brassicaceae | native | YES | VU | Hem | |
| 1.501 | Dicotyledoneae or Magnoliopsida | Erysimum incanum Kunze subsp incanum | Brassicaceae | native | NO | LC | Th | |
| 1.502 | Dicotyledoneae or Magnoliopsida | Erysimum incanum Kunze subsp mairei (Sennen & Mauricio) Nieto Fel. | Brassicaceae | native | NO | LC | Th | |
| 1.503 | Dicotyledoneae or Magnoliopsida | Erysimum lagascae Rivas Goday & Bellot | Brassicaceae | native | NO | NT | Hem | |
| 1.504 | Dicotyledoneae or Magnoliopsida | Erysimum medio-hispanicum Polatschek subsp medio- hispanicum | Brassicaceae | native | NO | LC | Hem | |
| 1.505 | Dicotyledoneae or Magnoliopsida | Erysimum medio-hispanicum Polatschek subsp rondae (Polatschek) Blanca & C. Morales | Brassicaceae | native | YES | VU | Hem | |
| 1.506 | Dicotyledoneae or Magnoliopsida | Erysimum myriophyllum Lange | Brassicaceae | native | YES | VU | Hem | |
| 1.507 | Dicotyledoneae or Magnoliopsida | Erysimum nevadense Reut. | Brassicaceae | native | YES | LC | Hem | |
| 1.508 | Dicotyledoneae or Magnoliopsida | Erysimum popovii Rothm. | Brassicaceae | native | YES | NT | Hem | |
| 1.509 | Dicotyledoneae or Magnoliopsida | Eschscholzia californica Cham. | Papaveraceae | alien | NO | NE | Th | |
| 1.510 | Dicotyledoneae or Magnoliopsida | Eucalyptus camaldulensis Dehnh. | Myrtaceae | alien | NO | NE | Ph | |
| 1.511 | Dicotyledoneae or Magnoliopsida | Eucalyptus globulus Labill. subsp globulus | Myrtaceae | alien | NO | NE | Ph | |
| 1.512 | Dicotyledoneae or Magnoliopsida | Eucalyptus globulus Labill. subsp maidenii (F. Muell.) J.B. Kirkp. | Myrtaceae | alien | NO | NE | Ph | |
| 1.513 | Dicotyledoneae or Magnoliopsida | Eucalyptus gomphocephala DC. | Myrtaceae | alien | NO | NE | Ph | |
| 1.514 | Dicotyledoneae or Magnoliopsida | Eucalyptus robusta Sm. | Myrtaceae | alien | NO | NE | Ph | |
| 1.515 | Dicotyledoneae or Magnoliopsida | Eucalyptus sideroxylon A. Cunn. | Myrtaceae | alien | NO | NE | Ph | |
| 1.516 | Dicotyledoneae or Magnoliopsida | Euonymus latifolius (L.) Mill. | Celastraceae | native | NO | CR | Ph | |
| 1.517 | Dicotyledoneae or Magnoliopsida | Eupatorium cannabinum L. subsp cannabinum | Asteraceae | native | NO | LC | Hem | |
| 1.518 | Dicotyledoneae or Magnoliopsida | Euphorbia akenocarpa Guss. | Euphorbiaceae | native | NO | DD | Th | |
| 1.519 | Dicotyledoneae or Magnoliopsida | Euphorbia amygdaloides L. subsp amygdaloides | Euphorbiaceae | native | NO | DD | Ch | |
| 1.520 | Dicotyledoneae or Magnoliopsida | Euphorbia baetica Boiss. | Euphorbiaceae | native | NO | VU | Ch | |
| 1.521 | Dicotyledoneae or Magnoliopsida | Euphorbia briquetii Emb. & Maire | Euphorbiaceae | native | NO | NT | Ch | |
| 1.522 | Dicotyledoneae or Magnoliopsida | Euphorbia chamaesyce L. | Euphorbiaceae | native | NO | LC | Th | |
| 1.523 | Dicotyledoneae or Magnoliopsida | Euphorbia characias L. subsp characias | Euphorbiaceae | native | NO | LC | Ch | |
| 1.524 | Dicotyledoneae or Magnoliopsida | Euphorbia clementei Boiss. subsp clementei | Euphorbiaceae | native | NO | LC | Ch | |
| 1.525 | Dicotyledoneae or Magnoliopsida | Euphorbia dracunculoides Lam. subsp inconspicua (Ball) Maire | Euphorbiaceae | native | NO | LC | Th | |
| 1.526 | Dicotyledoneae or Magnoliopsida | Euphorbia esula L. subsp esula | Euphorbiaceae | native | NO | LC | Hem | |
| 1.527 | Dicotyledoneae or Magnoliopsida | Euphorbia exigua L. subsp exigua | Euphorbiaceae | native | NO | LC | Th | |
| 1.528 | Dicotyledoneae or Magnoliopsida | Euphorbia falcata L. subsp falcata | Euphorbiaceae | native | NO | LC | Th | |
| 1.529 | Dicotyledoneae or Magnoliopsida | Euphorbia flavicoma DC. subsp bermejense Hidalgo Triana, Pérez Lat. & Cabezudo | Euphorbiaceae | native | YES | CR | Ch | |
| 1.530 | Dicotyledoneae or Magnoliopsida | Euphorbia flavicoma DC. subsp flavicoma | Euphorbiaceae | native | NO | LC | Ch | |
| 1.531 | Dicotyledoneae or Magnoliopsida | Euphorbia gaditana Coss. | Euphorbiaceae | native | NO | CR | Th | |
| 1.532 | Dicotyledoneae or Magnoliopsida | Euphorbia helioscopia L. subsp helioscopia | Euphorbiaceae | native | NO | LC | Th | |
| 1.533 | Dicotyledoneae or Magnoliopsida | Euphorbia hirsuta L. | Euphorbiaceae | native | NO | LC | Hem | |
| 1.534 | Dicotyledoneae or Magnoliopsida | Euphorbia humifusa Willd. | Euphorbiaceae | alien | NO | NE | Th | |
| 1.535 | Dicotyledoneae or Magnoliopsida | Euphorbia humistrata Engelm. ex A. Gray | Euphorbiaceae | alien | NO | NE | Th | |
| 1.536 | Dicotyledoneae or Magnoliopsida | Euphorbia isatidifolia Lam. | Euphorbiaceae | native | NO | NT | G | |
| 1.537 | Dicotyledoneae or Magnoliopsida | Euphorbia lagascae Spreng. | Euphorbiaceae | native | NO | LC | Th | |
| 1.538 | Dicotyledoneae or Magnoliopsida | Euphorbia lathyris L. | Euphorbiaceae | alien | NO | NE | Hem | |
| 1.539 | Dicotyledoneae or Magnoliopsida | Euphorbia maculata L. | Euphorbiaceae | alien | NO | NE | Th | |
| 1.540 | Dicotyledoneae or Magnoliopsida | Euphorbia marginata Pursh | Euphorbiaceae | alien | NO | NE | Th | |
| 1.541 | Dicotyledoneae or Magnoliopsida | Euphorbia medicaginea Boiss. | Euphorbiaceae | native | NO | LC | Th | |
| 1.542 | Dicotyledoneae or Magnoliopsida | Euphorbia minuta Loscos & J. Pardo | Euphorbiaceae | native | NO | NT | Ch | |
| 1.543 | Dicotyledoneae or Magnoliopsida | Euphorbia nevadensis Boiss. & Reut. subsp nevadensis | Euphorbiaceae | native | NO | NT | Hem | |
| 1.544 | Dicotyledoneae or Magnoliopsida | Euphorbia nicaeensis All. subsp nicaeensis | Euphorbiaceae | native | NO | LC | Ch | |
| 1.545 | Dicotyledoneae or Magnoliopsida | Euphorbia nutans Lag. | Euphorbiaceae | alien | NO | NE | Th | |
| 1.546 | Dicotyledoneae or Magnoliopsida | Euphorbia paniculata Desf. subsp paniculata | Euphorbiaceae | native | NO | DD | Ch | |
| 1.547 | Dicotyledoneae or Magnoliopsida | Euphorbia paralias L. | Euphorbiaceae | native | NO | LC | Ch | |
| 1.548 | Dicotyledoneae or Magnoliopsida | Euphorbia peplis L. | Euphorbiaceae | native | NO | LC | Th | |
| 1.549 | Dicotyledoneae or Magnoliopsida | Euphorbia peplus L. | Euphorbiaceae | native | NO | LC | Th | |
| 1.550 | Dicotyledoneae or Magnoliopsida | Euphorbia portlandica L. | Euphorbiaceae | native | NO | DD | Hem | |
| 1.551 | Dicotyledoneae or Magnoliopsida | Euphorbia prostrata Aiton | Euphorbiaceae | alien | NO | NE | Th | |
| 1.552 | Dicotyledoneae or Magnoliopsida | Euphorbia pterococca Brot. | Euphorbiaceae | native | NO | LC | Th | |
| 1.553 | Dicotyledoneae or Magnoliopsida | Euphorbia pulcherrima Klotzsch | Euphorbiaceae | alien | NO | NE | Ph | |
| 1.554 | Dicotyledoneae or Magnoliopsida | Euphorbia segetalis L. | Euphorbiaceae | native | NO | LC | Th | |
| 1.555 | Dicotyledoneae or Magnoliopsida | Euphorbia serpens Kunth | Euphorbiaceae | alien | NO | NE | Th | |
| 1.556 | Dicotyledoneae or Magnoliopsida | Euphorbia serrata L. | Euphorbiaceae | native | NO | LC | Ch | |
| 1.557 | Dicotyledoneae or Magnoliopsida | Euphorbia squamigera Loisel. | Euphorbiaceae | native | NO | LC | Ph | |
| 1.558 | Dicotyledoneae or Magnoliopsida | Euphorbia sulcata Loisel. | Euphorbiaceae | native | NO | LC | Th | |
| 1.559 | Dicotyledoneae or Magnoliopsida | Euphorbia terracina L. | Euphorbiaceae | native | NO | LC | Ch | |
| 1.560 | Dicotyledoneae or Magnoliopsida | Euphorbia transtagana Boiss. | Euphorbiaceae | native | NO | DD | Hem | |
| 1.561 | Dicotyledoneae or Magnoliopsida | Euphrasia salisburgensis Funck | Orobanchaceae | native | NO | LC | Th | |
| 1.562 | Dicotyledoneae or Magnoliopsida | Euphrasia willkommii Freyn | Orobanchaceae | native | NO | NT | Th | |
| 1.563 | Dicotyledoneae or Magnoliopsida | Euzomodendron bourgaeanum Coss. | Brassicaceae | native | YES | VU | Ch | |
| 1.564 | Dicotyledoneae or Magnoliopsida | Exaculum pusillum (Lam.) Caruel | Gentianaceae | native | NO | NT | Th | |
| 1.565 | Dicotyledoneae or Magnoliopsida | Fagonia cretica L. | Zygophyllaceae | native | NO | LC | Ch | |
| 1.566 | Dicotyledoneae or Magnoliopsida | Fagopyrum esculentum Moench | Polygonaceae | alien | NO | NE | Th | |
| 1.567 | Dicotyledoneae or Magnoliopsida | Fallopia baldschuanica (Regel) Holub | Polygonaceae | alien | NO | NE | Ph | |
| 1.568 | Dicotyledoneae or Magnoliopsida | Fallopia convolvulus (L.) Á. Löve | Polygonaceae | native | NO | LC | Th | |
| 1.569 | Dicotyledoneae or Magnoliopsida | Fedia cornucopiae (L.) Gaertn. | Caprifoliaceae | native | NO | LC | Th | |
| 1.570 | Liliopsida (Monocotyledones) | Ferraria crispa Burm. | Iridaceae | alien | NO | NE | G | |
| 1.571 | Dicotyledoneae or Magnoliopsida | Ferula communis L. subsp catalaunica (C. Vicioso) Sánchez Cuxart & Bernal | Apiaceae | native | NO | LC | Hem | |
| 1.572 | Dicotyledoneae or Magnoliopsida | Ferula loscosii (Lange) Willk. | Apiaceae | native | NO | DD | Hem | |
| 1.573 | Dicotyledoneae or Magnoliopsida | Ferula tingitana L. | Apiaceae | native | NO | VU | Hem | |
| 1.574 | Dicotyledoneae or Magnoliopsida | Ferulago brachyloba Boiss. & Reut. | Apiaceae | native | NO | LC | Hem | |
| 1.575 | Dicotyledoneae or Magnoliopsida | Ferulago granatensis Boiss. | Apiaceae | native | YES* | LC | Hem | |
| 1.576 | Liliopsida (Monocotyledones) | Festuca ampla Hack. subsp ampla | Poaceae | native | NO | LC | Hem | |
| 1.577 | Liliopsida (Monocotyledones) | Festuca arundinacea Schreb. | Poaceae | native | NO | LC | Hem | |
| 1.578 | Liliopsida (Monocotyledones) | Festuca baetica (Hack.) K. Richt. subsp baetica | Poaceae | native | NO | LC | Hem | |
| 1.579 | Liliopsida (Monocotyledones) | Festuca baetica (Hack.) K. Richt. subsp moleroi (Cebolla & Rivas Ponce) Cebolla & Rivas Ponce | Poaceae | native | NO | DD | Hem | |
| 1.580 | Liliopsida (Monocotyledones) | Festuca capillifolia L. Dufour | Poaceae | native | NO | LC | Hem | |
| 1.581 | Liliopsida (Monocotyledones) | Festuca clementei Boiss. | Poaceae | native | YES | VU | Hem | |
| 1.582 | Liliopsida (Monocotyledones) | Festuca coerulescens Desf. | Poaceae | native | NO | LC | Hem | |
| 1.583 | Liliopsida (Monocotyledones) | Festuca cordubensis Devesa | Poaceae | native | YES | DD | Hem | |
| 1.584 | Liliopsida (Monocotyledones) | Festuca elegans Boiss. subsp elegans | Poaceae | native | NO | LC | Hem | |
| 1.585 | Liliopsida (Monocotyledones) | Festuca frigida (Hack.) K. Richt. | Poaceae | native | YES | EN | Hem | |
| 1.586 | Liliopsida (Monocotyledones) | Festuca gautieri (Hack.) K. Richt. | Poaceae | native | NO | LC | Hem | |
| 1.587 | Liliopsida (Monocotyledones) | Festuca hystrix Boiss. | Poaceae | native | NO | LC | Hem | |
| 1.588 | Liliopsida (Monocotyledones) | Festuca iberica (Hack.) K. Richt. | Poaceae | native | NO | LC | Hem | |
| 1.589 | Liliopsida (Monocotyledones) | Festuca indigesta Boiss. subsp indigesta | Poaceae | native | NO | NT | Hem | |
| 1.590 | Liliopsida (Monocotyledones) | Festuca interrupta Desf. | Poaceae | native | NO | LC | Hem | |
| 1.591 | Liliopsida (Monocotyledones) | Festuca lasto Boiss. | Poaceae | native | NO | DD | Hem | |
| 1.592 | Liliopsida (Monocotyledones) | Festuca longiauriculata Fuente, Ortúñez & Ferrero Lom. | Poaceae | native | YES | NT | Hem | |
| 1.593 | Liliopsida (Monocotyledones) | Festuca mediterranea (Hack.) Rouy | Poaceae | native | NO | LC | Hem | |
| 1.594 | Liliopsida (Monocotyledones) | Festuca nevadensis (Hack.) K. Richt. | Poaceae | native | NO | DD | Hem | |
| 1.595 | Liliopsida (Monocotyledones) | Festuca patula Desf. | Poaceae | native | NO | LC | Hem | |
| 1.596 | Liliopsida (Monocotyledones) | Festuca plicata Hack. | Poaceae | native | NO | LC | Hem | |
| 1.597 | Liliopsida (Monocotyledones) | Festuca pseudeskia Boiss. | Poaceae | native | YES | LC | Hem | |
| 1.598 | Liliopsida (Monocotyledones) | Festuca reverchonii Hack. | Poaceae | native | YES | DD | Hem | |
| 1.599 | Liliopsida (Monocotyledones) | Festuca rivularis Boiss. | Poaceae | native | NO | LC | Hem | |
| 1.600 | Liliopsida (Monocotyledones) | Festuca scariosa (Lag.) Asch. & Graebn. | Poaceae | native | NO | LC | Hem | |
| 1.601 | Liliopsida (Monocotyledones) | Festuca segimonensis Fuente, J. Müll. & Ortúñez | Poaceae | native | NO | DD | Hem | |
| 1.602 | Dicotyledoneae or Magnoliopsida | Ficus carica L. | Moraceae | native | NO | LC | Ph | |
| 1.603 | Dicotyledoneae or Magnoliopsida | Ficus microcarpa L. f. | Moraceae | alien | NO | NE | Ph | |
| 1.604 | Dicotyledoneae or Magnoliopsida | Ficus rubiginosa Vent. | Moraceae | alien | NO | NE | Ph | |
| 1.605 | Dicotyledoneae or Magnoliopsida | Filago arvensis L. | Asteraceae | native | NO | LC | Th | |
| 1.606 | Dicotyledoneae or Magnoliopsida | Filago carpetana (Lange) Chrtek & Holub | Asteraceae | native | NO | NT | Th | |
| 1.607 | Dicotyledoneae or Magnoliopsida | Filago castroviejoi Andrés-Sánchez, D. Gut. Larr., E. Rico & M.M. Mart. Ort. | Asteraceae | native | NO | NT | Th | |
| 1.608 | Dicotyledoneae or Magnoliopsida | Filago congesta DC. | Asteraceae | native | NO | NT | Th | |
| 1.609 | Dicotyledoneae or Magnoliopsida | Filago crocidion (Pomel) Chrtek & Holub | Asteraceae | native | NO | NT | Th | |
| 1.610 | Dicotyledoneae or Magnoliopsida | Filago desertorum Pomel | Asteraceae | native | NO | NT | Th | |
| 1.611 | Dicotyledoneae or Magnoliopsida | Filago duriaei Lange | Asteraceae | native | NO | DD | Th | |
| 1.612 | Dicotyledoneae or Magnoliopsida | Filago fuscescens Pomel | Asteraceae | native | NO | LC | Th | |
| 1.613 | Dicotyledoneae or Magnoliopsida | Filago gaditana (Pau) Andrés-Sánchez & Galbany | Asteraceae | native | NO | NT | Th | |
| 1.614 | Dicotyledoneae or Magnoliopsida | Filago hispanica (Degen & Hervier) Chrtek & Holub | Asteraceae | native | NO | NT | Th | |
| 1.615 | Dicotyledoneae or Magnoliopsida | Filago lusitanica (Samp.) P. Silva | Asteraceae | native | NO | DD | Th | |
| 1.616 | Dicotyledoneae or Magnoliopsida | Filago lutescens Jord. subsp atlantica Wagenitz | Asteraceae | native | NO | LC | Th | |
| 1.617 | Dicotyledoneae or Magnoliopsida | Filago lutescens Jord. subsp lutescens | Asteraceae | native | NO | LC | Th | |
| 1.618 | Dicotyledoneae or Magnoliopsida | Filago mareotica Delile | Asteraceae | native | NO | CR | Th | |
| 1.619 | Dicotyledoneae or Magnoliopsida | Filago micropodioides Lange | Asteraceae | native | NO | DD | Th | |
| 1.620 | Dicotyledoneae or Magnoliopsida | Filago pygmaea L. subsp pygmaea | Asteraceae | native | NO | LC | Th | |
| 1.621 | Dicotyledoneae or Magnoliopsida | Filago pyramidata L. | Asteraceae | native | NO | LC | Th | |
| 1.622 | Dicotyledoneae or Magnoliopsida | Filago ramosissima Lange | Asteraceae | native | NO | LC | Th | |
| 1.623 | Dicotyledoneae or Magnoliopsida | Filipendula vulgaris Moench | Rosaceae | native | NO | LC | Hem | |
| 1.624 | Liliopsida (Monocotyledones) | Fimbristylis bisumbellata (Forssk.) Bubani | Cyperaceae | native | NO | LC | Th | |
| 1.625 | Dicotyledoneae or Magnoliopsida | Flaveria bidentis (L.) Kuntze | Asteraceae | alien | NO | NE | Th | |
| 1.626 | Dicotyledoneae or Magnoliopsida | Fluggea tinctoria (L.) G. L. Webster | Euphorbiaceae | native | NO | LC | Ph | |
| 1.627 | Dicotyledoneae or Magnoliopsida | Foeniculum sanguineum Triano & A. Pujadas | Apiaceae | native | NO | DD | Hem | |
| 1.628 | Dicotyledoneae or Magnoliopsida | Foeniculum vulgare Mill. | Apiaceae | native | NO | LC | Hem | |
| 1.629 | Dicotyledoneae or Magnoliopsida | Forsskaolea tenacissima L. | Urticaceae | native | NO | VU | Ch | |
| 1.630 | Dicotyledoneae or Magnoliopsida | Fragaria vesca L. subsp vesca | Rosaceae | native | NO | LC | G | |
| 1.631 | Dicotyledoneae or Magnoliopsida | Frangula alnus Mill. subsp alnus | Rhamnaceae | native | NO | VU | Ph | |
| 1.632 | Dicotyledoneae or Magnoliopsida | Frangula alnus Mill. subsp baetica (É. Rev. & Willk.) Devesa | Rhamnaceae | native | NO | VU | Ph | |
| 1.633 | Dicotyledoneae or Magnoliopsida | Frankenia boissieri Reut. | Frankeniaceae | native | NO | DD | Ch | |
| 1.634 | Dicotyledoneae or Magnoliopsida | Frankenia corymbosa Desf. | Frankeniaceae | native | NO | LC | Ch | |
| 1.635 | Dicotyledoneae or Magnoliopsida | Frankenia hirsuta L. | Frankeniaceae | native | NO | LC | Hem | |
| 1.636 | Dicotyledoneae or Magnoliopsida | Frankenia laevis L. | Frankeniaceae | native | NO | LC | Ch | |
| 1.637 | Dicotyledoneae or Magnoliopsida | Frankenia pulverulenta L. | Frankeniaceae | native | NO | LC | Th | |
| 1.638 | Dicotyledoneae or Magnoliopsida | Frankenia thymifolia Desf. | Frankeniaceae | native | NO | LC | Ch | |
| 1.639 | Dicotyledoneae or Magnoliopsida | Fraxinus angustifolia Vahl. subsp angustifolia | Oleaceae | native | NO | LC | Ph | |
| 1.640 | Dicotyledoneae or Magnoliopsida | Fraxinus angustifolia Vahl. subsp oxycarpa (Willd.) Franco & Rocha Afonso | Oleaceae | alien | NO | NE | Ph | |
| 1.641 | Dicotyledoneae or Magnoliopsida | Fraxinus excelsior L. | Oleaceae | native | NO | DD | Ph | |
| 1.642 | Dicotyledoneae or Magnoliopsida | Fraxinus ornus L. | Oleaceae | alien | NO | NE | Ph | |
| 1.643 | Dicotyledoneae or Magnoliopsida | Fraxinus pennsylvanica Marshall | Oleaceae | alien | NO | NE | Ph | |
| 1.644 | Liliopsida (Monocotyledones) | Freesia refracta (Jacq.) Klatt | Iridaceae | alien | NO | NE | G | |
| 1.645 | Liliopsida (Monocotyledones) | Fritillaria lusitanica Wikstr. | Liliaceae | native | NO | LC | G | |
| 1.646 | Liliopsida (Monocotyledones) | Fuirena pubescens (Poir.) Kunth | Cyperaceae | native | NO | VU | Hem | |
| 1.647 | Dicotyledoneae or Magnoliopsida | Fumana baetica Güemes | Cistaceae | native | YES* | VU | Ch | |
| 1.648 | Dicotyledoneae or Magnoliopsida | Fumana ericifolia Wallr. | Cistaceae | native | NO | LC | Ch | |
| 1.649 | Dicotyledoneae or Magnoliopsida | Fumana ericoides (Cav.) Gand. | Cistaceae | native | NO | LC | Ch | |
| 1.650 | Dicotyledoneae or Magnoliopsida | Fumana fontanesii Clauson ex Pomel | Cistaceae | native | NO | CR | Ph | |
| 1.651 | Dicotyledoneae or Magnoliopsida | Fumana hispidula Loscos & J. Pardo | Cistaceae | native | NO | LC | Ch | |
| 1.652 | Dicotyledoneae or Magnoliopsida | Fumana juniperina (Lag. ex Dunal) Pau | Cistaceae | native | NO | CR | Ch | |
| 1.653 | Dicotyledoneae or Magnoliopsida | Fumana lacidulemiensis Güemes | Cistaceae | native | YES | EN | Ch | |
| 1.654 | Dicotyledoneae or Magnoliopsida | Fumana laevipes (L.) Spach | Cistaceae | native | NO | LC | Ch | |
| 1.655 | Dicotyledoneae or Magnoliopsida | Fumana paradoxa Heywood | Cistaceae | native | NO | LC | Ch | |
| 1.656 | Dicotyledoneae or Magnoliopsida | Fumana procumbens (Dunal) Gren. & Godr. | Cistaceae | native | NO | LC | Ch | |
| 1.657 | Dicotyledoneae or Magnoliopsida | Fumana scoparia Pomel | Cistaceae | native | NO | LC | Ch | |
| 1.658 | Dicotyledoneae or Magnoliopsida | Fumana thymifolia (L.) Webb | Cistaceae | native | NO | LC | Ch | |
| 1.659 | Dicotyledoneae or Magnoliopsida | Fumaria agraria Lag. | Papaveraceae | native | NO | LC | Th | |
| 1.660 | Dicotyledoneae or Magnoliopsida | Fumaria bastardii Boreau | Papaveraceae | native | NO | LC | Th | |
| 1.661 | Dicotyledoneae or Magnoliopsida | Fumaria bracteosa Pomel | Papaveraceae | native | NO | LC | Th | |
| 1.662 | Dicotyledoneae or Magnoliopsida | Fumaria capreolata L. | Papaveraceae | native | NO | LC | Th | |
| 1.663 | Dicotyledoneae or Magnoliopsida | Fumaria densiflora DC. | Papaveraceae | native | NO | LC | Th | |
| 1.664 | Dicotyledoneae or Magnoliopsida | Fumaria faurei (Pugsley) Lidén | Papaveraceae | native | NO | LC | Th | |
| 1.665 | Dicotyledoneae or Magnoliopsida | Fumaria gaillardotii Boiss. | Papaveraceae | native | NO | LC | Th | |
| 1.666 | Dicotyledoneae or Magnoliopsida | Fumaria macrosepala Boiss. subsp macrosepala | Papaveraceae | native | NO | LC | Th | |
| 1.667 | Dicotyledoneae or Magnoliopsida | Fumaria melillaica Pugsley | Papaveraceae | native | NO | LC | Th | |
| 1.668 | Dicotyledoneae or Magnoliopsida | Fumaria mirabilis Pugsley | Papaveraceae | native | NO | LC | Th | |
| 1.669 | Dicotyledoneae or Magnoliopsida | Fumaria munbyi Boiss. & Reut. | Papaveraceae | native | CR | DD | Th | |
| 1.670 | Dicotyledoneae or Magnoliopsida | Fumaria muralis W.D.J. Koch | Papaveraceae | native | NO | LC | Th | |
| 1.671 | Dicotyledoneae or Magnoliopsida | Fumaria officinalis L. subsp officinalis | Papaveraceae | native | NO | LC | Th | |
| 1.672 | Dicotyledoneae or Magnoliopsida | Fumaria officinalis L. subsp wirtgenii (W.D.J. Koch) Arcang. | Papaveraceae | native | NO | LC | Th | |
| 1.673 | Dicotyledoneae or Magnoliopsida | Fumaria parviflora Lam. | Papaveraceae | native | NO | LC | Th | |
| 1.674 | Dicotyledoneae or Magnoliopsida | Fumaria petteri Rchb. subsp calcarata (Cadevall) Lidén & Soler | Papaveraceae | native | NO | LC | Th | |
| 1.675 | Dicotyledoneae or Magnoliopsida | Fumaria pugsleyana (Maire ex Pugsley) Lidén | Papaveraceae | native | NO | LC | Th | |
| 1.676 | Dicotyledoneae or Magnoliopsida | Fumaria reuteri Boiss. | Papaveraceae | native | NO | LC | Th | |
| 1.677 | Dicotyledoneae or Magnoliopsida | Fumaria rupestris Boiss. & Reut. subsp rupestris | Papaveraceae | native | NO | LC | Th | |
| 1.678 | Dicotyledoneae or Magnoliopsida | Fumaria segetalis (Hammar) Cout. | Papaveraceae | native | NO | LC | Th | |
| 1.679 | Dicotyledoneae or Magnoliopsida | Fumaria sepium Boiss. & Reut. | Papaveraceae | native | NO | LC | Th | |
| 1.680 | Dicotyledoneae or Magnoliopsida | Fumaria vaillantii Loisel. | Papaveraceae | native | NO | LC | Th | |
| 1.681 | Dicotyledoneae or Magnoliopsida | Gadoria falukei Güemes & Mota | Veronicaceae | native | YES | CR | Hem | |
| 1.682 | Liliopsida (Monocotyledones) | Gagea bohemica (Zauschn.) Schult. & Schult. f. subsp saxatilis (Mert. & W.D.J. Koch) Asch. & Graebn. | Liliaceae | native | NO | LC | G | |
| 1.683 | Liliopsida (Monocotyledones) | Gagea cossoniana Pascher | Liliaceae | native | NO | DD | G | |
| 1.684 | Liliopsida (Monocotyledones) | Gagea dubia A. Terracc. | Liliaceae | native | NO | NT | G | |
| 1.685 | Liliopsida (Monocotyledones) | Gagea foliosa (J. Presl & C. Presl) Schult. & Schult. f. subsp durieui (Parl.) G. López | Liliaceae | native | NO | LC | G | |
| 1.686 | Liliopsida (Monocotyledones) | Gagea foliosa (J. Presl & C. Presl) Schult. & Schult. f. subsp elliptica A. Terracc. | Liliaceae | native | NO | LC | G | |
| 1.687 | Liliopsida (Monocotyledones) | Gagea foliosa (J. Presl & C. Presl) Schult. & Schult. f. subsp nevadensis (Boiss.) O. Bolòs, Masalles & Vigo | Liliaceae | native | NO | DD | G | |
| 1.688 | Liliopsida (Monocotyledones) | Gagea granatellii (Parl.) Parl. | Liliaceae | native | NO | DD | G | |
| 1.689 | Liliopsida (Monocotyledones) | Gagea lacaitae A. Terracc. | Liliaceae | native | NO | LC | G | |
| 1.690 | Liliopsida (Monocotyledones) | Gagea liotardii (Stenrb.) Schult. & Schult. f. | Liliaceae | native | NO | NT | G | |
| 1.691 | Liliopsida (Monocotyledones) | Gagea pratensis (Pers.) Dumort. | Liliaceae | native | NO | LC | G | |
| 1.692 | Liliopsida (Monocotyledones) | Gagea reverchonii Degen | Liliaceae | native | NO | LC | G | |
| 1.693 | Liliopsida (Monocotyledones) | Gagea soleirolii F. W. Schult | Liliaceae | native | NO | NT | G | |
| 1.694 | Liliopsida (Monocotyledones) | Gagea subtrigona J.-M. Tison | Liliaceae | native | NO | DD | G | |
| 1.695 | Liliopsida (Monocotyledones) | Gagea villosa (M. Bieb.) Sweet | Liliaceae | native | NO | DD | G | |
| 1.696 | Liliopsida (Monocotyledones) | Gagea wilczekii Braun-Blanq. & Maire | Liliaceae | native | NO | LC | G | |
| 1.697 | Dicotyledoneae or Magnoliopsida | Gaillardia aristata Pursh | Asteraceae | alien | NO | NE | Hem | |
| 1.698 | Dicotyledoneae or Magnoliopsida | Galactites duriaei Durieu | Asteraceae | native | NO | DD | Th | |
| 1.699 | Dicotyledoneae or Magnoliopsida | Galactites tomentosa Moench | Asteraceae | native | NO | LC | Th | |
| 1.700 | Dicotyledoneae or Magnoliopsida | Galatella linosyris (L.) Rchb. f. | Asteraceae | native | NO | NT | Hem | |
| 1.701 | Dicotyledoneae or Magnoliopsida | Galatella malacitana Blanca, Gavira & Suár.-Sant. | Asteraceae | native | YES | CR | Th | |
| 1.702 | Dicotyledoneae or Magnoliopsida | Galatella sedifolia (L.) Greuter subsp sedifolia | Asteraceae | native | NO | LC | Hem | |
| 1.703 | Dicotyledoneae or Magnoliopsida | Galega africana Mill. | Fabaceae | native | NO | DD | Hem | |
| 1.704 | Dicotyledoneae or Magnoliopsida | Galega cirujanoi García-Mur. & Talavera | Fabaceae | native | NO | DD | Hem | |
| 1.705 | Dicotyledoneae or Magnoliopsida | Galega officinalis L. | Fabaceae | native | NO | DD | Hem | |
| 1.706 | Dicotyledoneae or Magnoliopsida | Galenia secunda (L. f.) Sonder | Aizoaceae | alien | NO | NE | Th | |
| 1.707 | Dicotyledoneae or Magnoliopsida | Galeopsis angustifolia Hoffm. | Lamiaceae | native | NO | DD | Th | |
| 1.708 | Dicotyledoneae or Magnoliopsida | Galinsoga parviflora Cav. | Asteraceae | alien | NO | NE | Th | |
| 1.709 | Dicotyledoneae or Magnoliopsida | Galinsoga quadriradiata Ruiz & Pav. | Asteraceae | alien | NO | NE | Th | |
| 1.710 | Dicotyledoneae or Magnoliopsida | Galium aparine L. subsp aparine | Rubiaceae | native | NO | LC | Th | |
| 1.711 | Dicotyledoneae or Magnoliopsida | Galium aparine L. subsp spurium (L.) Hartman | Rubiaceae | native | NO | LC | Th | |
| 1.712 | Dicotyledoneae or Magnoliopsida | Galium baeticum (Rouy) Ehrend. & Krendl | Rubiaceae | native | NO | VU | Ch | |
| 1.713 | Dicotyledoneae or Magnoliopsida | Galium boissieranum (Steud.) Ehrend. & Krendl | Rubiaceae | native | YES | VU | Ch | |
| 1.714 | Dicotyledoneae or Magnoliopsida | Galium broterianum Boiss. & Reut. | Rubiaceae | native | NO | LC | Hem | |
| 1.715 | Dicotyledoneae or Magnoliopsida | Galium concatenatum Coss. | Rubiaceae | native | NO | EN | Ch | |
| 1.716 | Dicotyledoneae or Magnoliopsida | Galium debile Desv. | Rubiaceae | native | NO | DD | Hem | |
| 1.717 | Dicotyledoneae or Magnoliopsida | Galium ephedroides Willk. | Rubiaceae | native | NO | VU | Ch | |
| 1.718 | Dicotyledoneae or Magnoliopsida | Galium erythrorrhizon Boiss. & Reut. | Rubiaceae | native | YES | NT | Hem | |
| 1.719 | Dicotyledoneae or Magnoliopsida | Galium estebanii Sennen | Rubiaceae | native | NO | LC | Hem | |
| 1.720 | Dicotyledoneae or Magnoliopsida | Galium glaucum L. subsp murcicum (Boiss. & Reut.) O. Bolòs & Vigo | Rubiaceae | native | NO | EN | Hem | |
| 1.721 | Dicotyledoneae or Magnoliopsida | Galium lucidum All. subsp fruticescens (Cav.) O. Bolòs & Vigo | Rubiaceae | native | NO | LC | Hem | |
| 1.722 | Dicotyledoneae or Magnoliopsida | Galium lucidum All. subsp lucidum | Rubiaceae | native | NO | LC | Hem | |
| 1.723 | Dicotyledoneae or Magnoliopsida | Galium minutulum Jord. | Rubiaceae | native | NO | LC | Th | |
| 1.724 | Dicotyledoneae or Magnoliopsida | Galium mollugo L. subsp erectum Syme | Rubiaceae | native | NO | LC | Hem | |
| 1.725 | Dicotyledoneae or Magnoliopsida | Galium moralesianum Ortega-Oliv. & Devesa | Rubiaceae | native | YES** | EN | Ch | |
| 1.726 | Dicotyledoneae or Magnoliopsida | Galium murale (L.) All. | Rubiaceae | native | NO | LC | Th | |
| 1.727 | Dicotyledoneae or Magnoliopsida | Galium nevadense Boiss. & Reut. | Rubiaceae | native | YES* | NT | Hem | |
| 1.728 | Dicotyledoneae or Magnoliopsida | Galium palustre L. | Rubiaceae | native | NO | LC | Hem | |
| 1.729 | Dicotyledoneae or Magnoliopsida | Galium papillosum Lapeyr. subsp papillosum | Rubiaceae | native | NO | LC | Hem | |
| 1.730 | Dicotyledoneae or Magnoliopsida | Galium parisiense L. subsp divaricatum (Lam.) Rouy & Camus | Rubiaceae | native | NO | LC | Th | |
| 1.731 | Dicotyledoneae or Magnoliopsida | Galium parisiense L. subsp parisiense | Rubiaceae | native | NO | LC | Th | |
| 1.732 | Dicotyledoneae or Magnoliopsida | Galium pruinosum Boiss. | Rubiaceae | native | YES | DD | Hem | |
| 1.733 | Dicotyledoneae or Magnoliopsida | Galium pulvinatum Boiss. | Rubiaceae | native | YES | EN | Ch | |
| 1.734 | Dicotyledoneae or Magnoliopsida | Galium pyrenaicum Gouan | Rubiaceae | native | NO | LC | Hem | |
| 1.735 | Dicotyledoneae or Magnoliopsida | Galium rosellum (Boiss.) Boiss. & Reut. | Rubiaceae | native | YES | VU | Hem | |
| 1.736 | Dicotyledoneae or Magnoliopsida | Galium scabrum L. | Rubiaceae | native | NO | NT | Hem | |
| 1.737 | Dicotyledoneae or Magnoliopsida | Galium setaceum Lam. | Rubiaceae | native | NO | LC | Th | |
| 1.738 | Dicotyledoneae or Magnoliopsida | Galium talaveranum Ortega Oliv. & Devesa | Rubiaceae | native | NO | DD | G | |
| 1.739 | Dicotyledoneae or Magnoliopsida | Galium tricornutum Dandy | Rubiaceae | native | NO | LC | Th | |
| 1.740 | Dicotyledoneae or Magnoliopsida | Galium tunetanum Lam. | Rubiaceae | native | NO | CR | Hem | |
| 1.741 | Dicotyledoneae or Magnoliopsida | Galium valentinum Lange | Rubiaceae | native | NO | VU | Hem | |
| 1.742 | Dicotyledoneae or Magnoliopsida | Galium verrucosum Huds. subsp verrucosum | Rubiaceae | native | NO | LC | Th | |
| 1.743 | Dicotyledoneae or Magnoliopsida | Galium verticillatum Lam. | Rubiaceae | native | NO | LC | Th | |
| 1.744 | Dicotyledoneae or Magnoliopsida | Galium verum L. | Rubiaceae | native | NO | LC | Hem | |
| 1.745 | Dicotyledoneae or Magnoliopsida | Galium viridiflorum Boiss. & Reut. | Rubiaceae | native | YES | VU | Hem | |
| 1.746 | Dicotyledoneae or Magnoliopsida | Galium viscosum Vahl | Rubiaceae | native | NO | VU | Th | |
| 1.747 | Dicotyledoneae or Magnoliopsida | Garidella nigellastrum L. | Ranunculaceae | native | NO | DD | Th | |
| 1.748 | Liliopsida (Monocotyledones) | Gastridium phleoides (Nees & Meyen) C.E. Hubb. Subsp lainzii Romero García | Poaceae | native | YES | DD | Th | |
| 1.749 | Liliopsida (Monocotyledones) | Gastridium phleoides (Nees & Meyen) C.E. Hubb. Subsp phleoides | Poaceae | native | NO | LC | Th | |
| 1.750 | Liliopsida (Monocotyledones) | Gastridium ventricosum (Gouan) Schinz & Thell. | Poaceae | native | NO | LC | Th | |
| 1.751 | Liliopsida (Monocotyledones) | Gaudinia fragilis (L.) P. Beauv. | Poaceae | native | NO | LC | Th | |
| 1.752 | Liliopsida (Monocotyledones) | Gaudinia hispanica Stace & Tutin | Poaceae | native | NO | VU | Th | |
| 1.753 | Dicotyledoneae or Magnoliopsida | Gazania rigens (L.) Gaertn. | Asteraceae | alien | NO | NE | Hem | |
| 1.754 | Dicotyledoneae or Magnoliopsida | Genista anglica L. | Fabaceae | native | NO | CR | Ph | |
| 1.755 | Dicotyledoneae or Magnoliopsida | Genista cinerea (Vill.) DC. | Fabaceae | native | NO | LC | Ch | |
| 1.756 | Dicotyledoneae or Magnoliopsida | Genista falcata Brot. | Fabaceae | native | NO | NT | Ph | |
| 1.757 | Dicotyledoneae or Magnoliopsida | Genista florida L. | Fabaceae | native | NO | LC | Ph | |
| 1.758 | Dicotyledoneae or Magnoliopsida | Genista haenseleri Boiss. | Fabaceae | native | YES | EN | Ch | |
| 1.759 | Dicotyledoneae or Magnoliopsida | Genista hirsuta Vahl subsp hirsuta | Fabaceae | native | NO | LC | Ch | |
| 1.760 | Dicotyledoneae or Magnoliopsida | Genista hirsuta Vahl subsp lanuginosa (Spach) Nyman | Fabaceae | native | NO | LC | Ch | |
| 1.761 | Dicotyledoneae or Magnoliopsida | Genista jimenezii Pau | Fabaceae | native | NO | LC | Ch | |
| 1.762 | Dicotyledoneae or Magnoliopsida | Genista longipes Pau subsp longipes | Fabaceae | native | NO | LC | Ch | |
| 1.763 | Dicotyledoneae or Magnoliopsida | Genista longipes Pau subsp viciosoi Talavera & Cabezudo | Fabaceae | native | YES | VU | Ch | |
| 1.764 | Dicotyledoneae or Magnoliopsida | Genista polyanthos Willk. | Fabaceae | native | NO | LC | Ch | |
| 1.765 | Dicotyledoneae or Magnoliopsida | Genista pseudopilosa Coss. | Fabaceae | native | NO | LC | Ch | |
| 1.766 | Dicotyledoneae or Magnoliopsida | Genista pumila (Hervier) Vierh. subsp pumila | Fabaceae | native | NO | LC | Ch | |
| 1.767 | Dicotyledoneae or Magnoliopsida | Genista ramosissima (Desf.) Poir. | Fabaceae | native | NO | LC | Ch | |
| 1.768 | Dicotyledoneae or Magnoliopsida | Genista scorpius (L.) DC. | Fabaceae | native | NO | LC | Ph | |
| 1.769 | Dicotyledoneae or Magnoliopsida | Genista spartioides Spach | Fabaceae | native | NO | LC | Ch | |
| 1.770 | Dicotyledoneae or Magnoliopsida | Genista tournefortii Spach subsp tournefortii | Fabaceae | native | NO | VU | Ch | |
| 1.771 | Dicotyledoneae or Magnoliopsida | Genista triacanthos Brot. | Fabaceae | native | NO | LC | Ch | |
| 1.772 | Dicotyledoneae or Magnoliopsida | Genista tridens (Cav.) DC. subsp juniperina (Spach) Talavera & P.E. Gibbs | Fabaceae | native | NO | DD | Ph | |
| 1.773 | Dicotyledoneae or Magnoliopsida | Genista tridens (Cav.) DC. subsp tridens | Fabaceae | native | NO | LC | Ch | |
| 1.774 | Dicotyledoneae or Magnoliopsida | Genista umbellata (L’Hér.) Dum. Cours. Subsp equisetiformis (Spach) Rivas Goday & Rivas Mart. | Fabaceae | native | NO | LC | Ch | |
| 1.775 | Dicotyledoneae or Magnoliopsida | Genista umbellata (L’Hér.) Dum. Cours. subsp umbellata | Fabaceae | native | NO | LC | Ch | |
| 1.776 | Dicotyledoneae or Magnoliopsida | Genista versicolor Boiss. | Fabaceae | native | YES | LC | Ch | |
| 1.777 | Liliopsida (Monocotyledones) | Gennaria diphylla (Link) Parl. | Orchidaceae | native | NO | VU | G | |
| 1.778 | Dicotyledoneae or Magnoliopsida | Gentiana alpina Vill. | Gentianaceae | native | NO | VU | Hem | |
| 1.779 | Dicotyledoneae or Magnoliopsida | Gentiana boryi Boiss. | Gentianaceae | native | NO | VU | Hem | |
| 1.780 | Dicotyledoneae or Magnoliopsida | Gentiana lutea L. subsp lutea | Gentianaceae | native | NO | CR | Hem | |
| 1.781 | Dicotyledoneae or Magnoliopsida | Gentiana pneumonanthe L. subsp depressa (Boiss.) Malag. | Gentianaceae | native | YES | VU | Hem | |
| 1.782 | Dicotyledoneae or Magnoliopsida | Gentiana sierrae Briq. | Gentianaceae | native | YES | VU | Hem | |
| 1.783 | Dicotyledoneae or Magnoliopsida | Geranium cataractarum Coss. | Geraniaceae | native | NO | VU | Hem | |
| 1.784 | Dicotyledoneae or Magnoliopsida | Geranium cazorlense Heywood | Geraniaceae | native | YES | CR | Hem | |
| 1.785 | Dicotyledoneae or Magnoliopsida | Geranium columbinum L. | Geraniaceae | native | NO | LC | Th | |
| 1.786 | Dicotyledoneae or Magnoliopsida | Geranium dissectum L. | Geraniaceae | native | NO | LC | Th | |
| 1.787 | Dicotyledoneae or Magnoliopsida | Geranium divaricatum Ehrh. | Geraniaceae | native | NO | NT | Th | |
| 1.788 | Dicotyledoneae or Magnoliopsida | Geranium lucidum L. | Geraniaceae | native | NO | LC | Th | |
| 1.789 | Dicotyledoneae or Magnoliopsida | Geranium malviflorum Boiss. & Reut. | Geraniaceae | native | NO | LC | Hem | |
| 1.790 | Dicotyledoneae or Magnoliopsida | Geranium molle L. | Geraniaceae | native | NO | LC | Th | |
| 1.791 | Dicotyledoneae or Magnoliopsida | Geranium purpureum Vill. | Geraniaceae | native | NO | LC | Th | |
| 1.792 | Dicotyledoneae or Magnoliopsida | Geranium pyrenaicum Burm. f. subsp pyrenaicum | Geraniaceae | native | NO | LC | Hem | |
| 1.793 | Dicotyledoneae or Magnoliopsida | Geranium robertianum L. | Geraniaceae | native | NO | LC | Th | |
| 1.794 | Dicotyledoneae or Magnoliopsida | Geranium rotundifolium L. | Geraniaceae | native | NO | LC | Th | |
| 1.795 | Dicotyledoneae or Magnoliopsida | Geranium sylvaticum L. | Geraniaceae | native | NO | NT | Hem | |
| 1.796 | Dicotyledoneae or Magnoliopsida | Geropogon hybridus (L.) Sch. Bip. | Asteraceae | native | NO | LC | Th | |
| 1.797 | Dicotyledoneae or Magnoliopsida | Geum heterocarpum Boiss. | Rosaceae | native | NO | LC | Hem | |
| 1.798 | Dicotyledoneae or Magnoliopsida | Geum rivale L. | Rosaceae | native | NO | LC | Hem | |
| 1.799 | Dicotyledoneae or Magnoliopsida | Geum sylvaticum Pourr. | Rosaceae | native | NO | LC | Hem | |
| 1.800 | Dicotyledoneae or Magnoliopsida | Geum urbanum L. | Rosaceae | native | NO | LC | Hem | |
| 1.801 | Liliopsida (Monocotyledones) | Gladiolus communis L. | Iridaceae | native | NO | LC | G | |
| 1.802 | Liliopsida (Monocotyledones) | Gladiolus italicus Mill. | Iridaceae | native | NO | LC | G | |
| 1.803 | Dicotyledoneae or Magnoliopsida | Glandora nitida (Ern) D.C. Thomas | Boraginaceae | native | YES | EN | Ch | |
| 1.804 | Dicotyledoneae or Magnoliopsida | Glandora prostrata (Loisel.) D.C. Thomas subsp lusitanica (Samp.) Valdés | Boraginaceae | native | NO | LC | Ch | |
| 1.805 | Dicotyledoneae or Magnoliopsida | Glaucium corniculatum (L.) Rudolph | Papaveraceae | native | NO | LC | Th | |
| 1.806 | Dicotyledoneae or Magnoliopsida | Glaucium flavum Crantz | Papaveraceae | native | NO | LC | Hem | |
| 1.807 | Dicotyledoneae or Magnoliopsida | Glaux maritima L. | Primulaceae | native | NO | DD | Hem | |
| 1.808 | Dicotyledoneae or Magnoliopsida | Glebionis coronaria (L.) Spach | Asteraceae | native | NO | LC | Th | |
| 1.809 | Dicotyledoneae or Magnoliopsida | Glebionis discolor (d`Urv.) Cano, Musarella, Cano-Ortiz, Piñar Fuentes, Spampinato & Pinto Gomes | Asteraceae | native | NO | DD | Th | |
| 1.810 | Dicotyledoneae or Magnoliopsida | Glebionis segetum (L.) Fourr. | Asteraceae | native | NO | LC | Th | |
| 1.811 | Dicotyledoneae or Magnoliopsida | Glechoma hederacea L. | Lamiaceae | native | NO | DD | Hem | |
| 1.812 | Dicotyledoneae or Magnoliopsida | Gleditsia triacanthos L. | Fabaceae | alien | NO | NE | Ph | |
| 1.813 | Dicotyledoneae or Magnoliopsida | Glinus lotoides L. | Molluginaceae | native | NO | LC | Th | |
| 1.814 | Dicotyledoneae or Magnoliopsida | Globularia alypum L. | Plantaginaceae | native | NO | LC | Ph | |
| 1.815 | Dicotyledoneae or Magnoliopsida | Globularia linifolia Lam. subsp hispanica (Willk.) M.B. Crespo & Mateo | Plantaginaceae | native | NO | DD | Hem | |
| 1.816 | Dicotyledoneae or Magnoliopsida | Globularia linifolia Lam. subsp linifolia | Plantaginaceae | native | NO | NT | Hem | |
| 1.817 | Dicotyledoneae or Magnoliopsida | Globularia spinosa L. | Plantaginaceae | native | NO | LC | Hem | |
| 1.818 | Dicotyledoneae or Magnoliopsida | Glossopappus macrotus (Durieu) Briq. | Asteraceae | native | NO | LC | Th | |
| 1.819 | Liliopsida (Monocotyledones) | Glyceria declinata Bréb. | Poaceae | native | NO | LC | Hyd | |
| 1.820 | Liliopsida (Monocotyledones) | Glyceria fluitans (L.) R. Br. | Poaceae | native | NO | NT | Hyd | |
| 1.821 | Liliopsida (Monocotyledones) | Glyceria notata Chevall. | Poaceae | native | NO | LC | Hyd | |
| 1.822 | Liliopsida (Monocotyledones) | Glyceria spicata Guss. | Poaceae | native | NO | DD | Hyd | |
| 1.823 | Dicotyledoneae or Magnoliopsida | Glycyrrhiza foetida Desf. | Fabaceae | native | NO | DD | Hem | |
| 1.824 | Dicotyledoneae or Magnoliopsida | Glycyrrhiza glabra L. | Fabaceae | native | NO | LC | G | |
| 1.825 | Dicotyledoneae or Magnoliopsida | Gnaphalium antillanum Urb. | Asteraceae | alien | NO | NE | Th | |
| 1.826 | Dicotyledoneae or Magnoliopsida | Gnaphalium pensylvanicum Willd. | Asteraceae | alien | NO | NE | Th | |
| 1.827 | Dicotyledoneae or Magnoliopsida | Gnaphalium supinum L. | Asteraceae | native | NO | VU | Hem | |
| 1.828 | Dicotyledoneae or Magnoliopsida | Gnaphalium uliginosum L. | Asteraceae | native | NO | DD | Th | |
| 1.829 | Dicotyledoneae or Magnoliopsida | Gomphocarpus fruticosus (L.) W.T. Aiton | Apocynaceae | alien | NO | NE | Ph | |
| 1.830 | Dicotyledoneae or Magnoliopsida | Gomphocarpus physocarpus E. May | Apocynaceae | alien | NO | NE | Ph | |
| 1.831 | Dicotyledoneae or Magnoliopsida | Gossypium herbaceum L. | Malvaceae | alien | NO | NE | Th | |
| 1.832 | Dicotyledoneae or Magnoliopsida | Gossypium hirsutum L. | Malvaceae | alien | NO | NE | Th | |
| 1.833 | Dicotyledoneae or Magnoliopsida | Gratiola linifolia Vahl | Veronicaceae | native | NO | NT | Hem | |
| 1.834 | Dicotyledoneae or Magnoliopsida | Gratiola officinalis L. | Plantaginaceae | native | NO | NT | G | |
| 1.835 | Dicotyledoneae or Magnoliopsida | Grevillea robusta R. Br. | Proteaceae | alien | NO | NE | Ph | |
| 1.836 | Liliopsida (Monocotyledones) | Groenlandia densa (L.) Fourr. | Potamogetonaceae | native | NO | DD | Hyd | |
| 1.837 | Dicotyledoneae or Magnoliopsida | Guillonea scabra (Cav.) Coss. subsp canescens (Boiss.) Nyman | Apiaceae | native | NO | LC | Hem | |
| 1.838 | Dicotyledoneae or Magnoliopsida | Guiraoa arvensis Coss. | Brassicaceae | native | NO | VU | Th | |
| 1.839 | Dicotyledoneae or Magnoliopsida | Guizotia abyssinica Cass. | Asteraceae | alien | NO | NE | Th | |
| 1.840 | Dicotyledoneae or Magnoliopsida | Gutierrezia dracunculoides (DC.) S.F. Blake | Asteraceae | alien | NO | NE | Hem | |
| 1.841 | Liliopsida (Monocotyledones) | Gymnadenia conopsea (L.) R. Br. | Orchidaceae | native | NO | VU | G | |
| 1.842 | Pteridophyta | Gymnocarpium robertianum (Hoffm.) Newman | Cystopteridaceae | native | NO | EN | Hem | |
| 1.843 | Liliopsida (Monocotyledones) | Gynandriris sisyrinchium (L.) Parl. | Iridaceae | native | NO | LC | G | |
| 1.844 | Dicotyledoneae or Magnoliopsida | Gypsophila castellana Pau | Caryophyllaceae | native | NO | LC | Ch | |
| 1.845 | Dicotyledoneae or Magnoliopsida | Gypsophila montserrati Fern. Casas | Caryophyllaceae | native | YES** | VU | Ch | |
| 1.846 | Dicotyledoneae or Magnoliopsida | Gypsophila pilosa Huds. | Caryophyllaceae | alien | NO | NE | Th | |
| 1.847 | Dicotyledoneae or Magnoliopsida | Gypsophila struthium L. subsp struthium | Caryophyllaceae | native | NO | LC | Ch | |
| 1.848 | Dicotyledoneae or Magnoliopsida | Gypsophila tomentosa L. | Caryophyllaceae | native | NO | VU | Hem | |
| 1.849 | Dicotyledoneae or Magnoliopsida | Gyrocaryum oppositifolium Valdés | Boraginaceae | native | NO | EN | Th | |
| 1.850 | Liliopsida (Monocotyledones) | Hainardia cylindrica (Willd.) Greuter | Poaceae | native | NO | LC | Th | |
| 1.851 | Dicotyledoneae or Magnoliopsida | Halimione portulacoides (L.) Aellen | Amaranthaceae | native | NO | NT | Ch | |
| 1.852 | Dicotyledoneae or Magnoliopsida | Halimium atriplicifolium (Lam.) Spach. Subsp atriplicifolium | Cistaceae | native | NO | NT | Ph | |
| 1.853 | Dicotyledoneae or Magnoliopsida | Halimium calycinum (L.) K. Koch | Cistaceae | native | NO | LC | Ch | |
| 1.854 | Dicotyledoneae or Magnoliopsida | Halimium halimifolium (L.) Willk. subsp halimifolium | Cistaceae | native | NO | LC | Ph | |
| 1.855 | Dicotyledoneae or Magnoliopsida | Halimium halimifolium (L.) Willk. subsp multiflorum (Salzm. ex Dunal) Maire | Cistaceae | native | NO | DD | Ph | |
| 1.856 | Dicotyledoneae or Magnoliopsida | Halimium lasianthum (Lam.) Spach subsp lasianthum | Cistaceae | native | NO | LC | Ph | |
| 1.857 | Dicotyledoneae or Magnoliopsida | Halimium ocymoides (Lam.) Willk. | Cistaceae | native | NO | LC | Ch | |
| 1.858 | Dicotyledoneae or Magnoliopsida | Halimium umbellatum (L.) Spach subsp viscosum (Willk.) O. Bolòs & Vigo | Cistaceae | native | NO | NT | Ch | |
| 1.859 | Dicotyledoneae or Magnoliopsida | Halocnemum cruciatum (Forssk.) Tod. | Amaranthaceae | native | NO | CR | Ph | |
| 1.860 | Dicotyledoneae or Magnoliopsida | Halogeton sativus (L.) Moq. | Amaranthaceae | native | NO | LC | Th | |
| 1.861 | Dicotyledoneae or Magnoliopsida | Halopeplis amplexicaulis (Vahl) Cesati, Passer. & Gibelli | Amaranthaceae | native | NO | VU | Th | |
| 1.862 | Dicotyledoneae or Magnoliopsida | Hammada articulata (Moq.) O. Bolòs & Vigo | Amaranthaceae | native | NO | LC | Ph | |
| 1.863 | Dicotyledoneae or Magnoliopsida | Haplophyllum bastetanum F.B. Navarro, Suár.-Sant. & Blanca | Rutaceae | native | YES | CR | Ch | |
| 1.864 | Dicotyledoneae or Magnoliopsida | Haplophyllum linifolium (L.) G. Don | Rutaceae | native | NO | VU | Ch | |
| 1.865 | Dicotyledoneae or Magnoliopsida | Haplophyllum rosmarinifolium (Pers.) G. Don | Rutaceae | native | NO | VU | Ch | |
| 1.866 | Dicotyledoneae or Magnoliopsida | Hedera helix L. subsp helix | Araliaceae | native | NO | LC | Ph | |
| 1.867 | Dicotyledoneae or Magnoliopsida | Hedera hibernica (G. Kirchn.) Bean | Araliaceae | native | NO | LC | Ph | |
| 1.868 | Dicotyledoneae or Magnoliopsida | Hedera maderensis A. Rutherf. subsp iberica McAll. | Araliaceae | native | NO | LC | Ph | |
| 1.869 | Dicotyledoneae or Magnoliopsida | Hedera rhizomatifera (McAll.) Jury | Araliaceae | native | NO | LC | Ph | |
| 1.870 | Dicotyledoneae or Magnoliopsida | Hedypnois arenaria (Schousb.) DC. | Asteraceae | native | NO | VU | Th | |
| 1.871 | Dicotyledoneae or Magnoliopsida | Hedypnois cretica (L.) Dum.-Cours. | Asteraceae | native | NO | LC | Th | |
| 1.872 | Dicotyledoneae or Magnoliopsida | Hedypnois rhagadioloides (L.) F.W. Schmidt | Asteraceae | native | NO | LC | Th | |
| 1.873 | Dicotyledoneae or Magnoliopsida | Hedysarum boveanum Basiner subsp costaetalensii (López Bernal, S. Ríos, Alcaraz & D. Rivera) Valdés | Fabaceae | native | YES | DD | Ch | |
| 1.874 | Dicotyledoneae or Magnoliopsida | Hedysarum boveanum Basiner subsp europaeum Guitt. & Kerguélen | Fabaceae | native | NO | LC | Ch | |
| 1.875 | Dicotyledoneae or Magnoliopsida | Hedysarum coronarium L. | Fabaceae | native | NO | LC | Hem | |
| 1.876 | Dicotyledoneae or Magnoliopsida | Hedysarum flexuosum L. | Fabaceae | native | NO | DD | Th | |
| 1.877 | Dicotyledoneae or Magnoliopsida | Hedysarum glomeratum F. Dietr. | Fabaceae | native | NO | LC | Th | |
| 1.878 | Dicotyledoneae or Magnoliopsida | Hedysarum spinosissimum L. | Fabaceae | native | NO | LC | Th | |
| 1.879 | Dicotyledoneae or Magnoliopsida | Helianthemum abelardoi Alcaraz | Cistaceae | native | NO | DD | Ch | |
| 1.880 | Dicotyledoneae or Magnoliopsida | Helianthemum aegyptiacum (L.) Mill. | Cistaceae | native | NO | LC | Th | |
| 1.881 | Dicotyledoneae or Magnoliopsida | Helianthemum almeriense Pau | Cistaceae | native | NO | LC | Ch | |
| 1.882 | Dicotyledoneae or Magnoliopsida | Helianthemum alypoides Losa & Rivas Goday | Cistaceae | native | YES | VU | Ch | |
| 1.883 | Dicotyledoneae or Magnoliopsida | Helianthemum angustatum Pomel | Cistaceae | native | NO | LC | Th | |
| 1.884 | Dicotyledoneae or Magnoliopsida | Helianthemum apenninum (L.) Mill. subsp apenninum | Cistaceae | native | NO | LC | Ch | |
| 1.885 | Dicotyledoneae or Magnoliopsida | Helianthemum apenninum (L.) Mill. Subsp cavanillesianum (M. Laínz) G. López | Cistaceae | native | NO | LC | Ch | |
| 1.886 | Dicotyledoneae or Magnoliopsida | Helianthemum apenninum (L.) Mill. subsp estevei (Peinado & Mart. Parras) G. López | Cistaceae | native | YES | VU | Ch | |
| 1.887 | Dicotyledoneae or Magnoliopsida | Helianthemum apenninum (L.) Mill. Subsp stoechadifolium (Brot.) Samp. | Cistaceae | native | NO | LC | Ch | |
| 1.888 | Dicotyledoneae or Magnoliopsida | Helianthemum apenninum (L.) Mill. subsp suffruticosum (Boiss.) G. López | Cistaceae | native | YES | LC | Ch | |
| 1.889 | Dicotyledoneae or Magnoliopsida | Helianthemum asperum Dunal | Cistaceae | native | NO | LC | Ch | |
| 1.890 | Dicotyledoneae or Magnoliopsida | Helianthemum cinereum (Cav.) Pers. subsp cinereum | Cistaceae | native | NO | LC | Ch | |
| 1.891 | Dicotyledoneae or Magnoliopsida | Helianthemum cinereum (Cav.) Pers. subsp guadiccianum (Font Quer & Rothm.) G. López | Cistaceae | native | YES* | NT | Ch | |
| 1.892 | Dicotyledoneae or Magnoliopsida | Helianthemum cinereum (Cav.) Pers. subsp hieronymi (Sennen) G. López | Cistaceae | native | NO | DD | Ch | |
| 1.893 | Dicotyledoneae or Magnoliopsida | Helianthemum cinereum (Cav.) Pers. subsp rotundifolium (Dunal) Greuter & Burdet | Cistaceae | native | NO | LC | Ch | |
| 1.894 | Dicotyledoneae or Magnoliopsida | Helianthemum frigidulum Cuatrec. | Cistaceae | native | YES | VU | Ch | |
| 1.895 | Dicotyledoneae or Magnoliopsida | Helianthemum hirtum (L.) Mill. | Cistaceae | native | NO | LC | Ch | |
| 1.896 | Dicotyledoneae or Magnoliopsida | Helianthemum ledifolium (L.) Mill. | Cistaceae | native | NO | LC | Th | |
| 1.897 | Dicotyledoneae or Magnoliopsida | Helianthemum marifolium (L.) Mill. subsp andalusicum (Font Quer & Rothm.) G. López | Cistaceae | native | YES | LC | Ch | |
| 1.898 | Dicotyledoneae or Magnoliopsida | Helianthemum marifolium (L.) Mill. subsp marifolium | Cistaceae | native | NO | LC | Ch | |
| 1.899 | Dicotyledoneae or Magnoliopsida | Helianthemum marifolium (L.) Mill. subsp origanifolium (Lam.) G. López | Cistaceae | native | NO | NT | Ch | |
| 1.900 | Dicotyledoneae or Magnoliopsida | Helianthemum motae Sánchez-Gómez, J.F. Jiménez & J.B. Vera | Cistaceae | native | YES* | CR | Ch | |
| 1.901 | Dicotyledoneae or Magnoliopsida | Helianthemum neopiliferum Muñoz Garm. & C. Navarro | Cistaceae | native | NO | NT | Ch | |
| 1.902 | Dicotyledoneae or Magnoliopsida | Helianthemum nummularium (L.) Mill. | Cistaceae | native | NO | NT | Ch | |
| 1.903 | Dicotyledoneae or Magnoliopsida | Helianthemum oelandicum (L.) Dum. Cours. Subsp incanum (Willk.) G. López | Cistaceae | native | NO | NT | Ch | |
| 1.904 | Dicotyledoneae or Magnoliopsida | Helianthemum pannosum Boiss. | Cistaceae | native | YES | VU | Ch | |
| 1.905 | Dicotyledoneae or Magnoliopsida | Helianthemum papillare Boiss. | Cistaceae | native | NO | LC | Th | |
| 1.906 | Dicotyledoneae or Magnoliopsida | Helianthemum raynaudii A. Ortega Oliv., Romero García & C. Morales | Cistaceae | native | YES | EN | Ch | |
| 1.907 | Dicotyledoneae or Magnoliopsida | Helianthemum salicifolium (L.) Mill. | Cistaceae | native | NO | LC | Th | |
| 1.908 | Dicotyledoneae or Magnoliopsida | Helianthemum sanguineum (Lag.) Dunal | Cistaceae | native | NO | NT | Th | |
| 1.909 | Dicotyledoneae or Magnoliopsida | Helianthemum squamatum (L.) Dum. Cours. | Cistaceae | native | NO | LC | Ch | |
| 1.910 | Dicotyledoneae or Magnoliopsida | Helianthemum syriacum (Jacq.) Dum. Cours. | Cistaceae | native | NO | LC | Ch | |
| 1.911 | Dicotyledoneae or Magnoliopsida | Helianthemum violaceum (Cav.) Pers. | Cistaceae | native | NO | LC | Ch | |
| 1.912 | Dicotyledoneae or Magnoliopsida | Helianthemum viscarium Boiss. & Reut. | Cistaceae | native | NO | NT | Ch | |
| 1.913 | Dicotyledoneae or Magnoliopsida | Helianthemum viscidulum Boiss. | Cistaceae | native | YES | NT | Ch | |
| 1.914 | Dicotyledoneae or Magnoliopsida | Helianthus annuus L. | Asteraceae | alien | NO | NE | Th | |
| 1.915 | Dicotyledoneae or Magnoliopsida | Helianthus tuberosus L. | Asteraceae | alien | NO | NE | G | |
| 1.916 | Dicotyledoneae or Magnoliopsida | Helichrysum italicum (Roth) G. Don subsp picardii (Boiss. & Reut.) Franco | Asteraceae | native | NO | DD | Hem | |
| 1.917 | Dicotyledoneae or Magnoliopsida | Helichrysum italicum (Roth) G. Don subsp serotinum (Boiss.) P. Forum | Asteraceae | native | NO | LC | Ch | |
| 1.918 | Dicotyledoneae or Magnoliopsida | Helichrysum rupestre (Rafin.) DC. | Asteraceae | alien | NO | NE | Ch | |
| 1.919 | Dicotyledoneae or Magnoliopsida | Helichrysum stoechas (L.) Moench | Asteraceae | native | NO | LC | Ch | |
| 1.920 | Liliopsida (Monocotyledones) | Helictochloa albinervis (Boiss.) Romero Zarco | Poaceae | native | NO | DD | Hem | |
| 1.921 | Liliopsida (Monocotyledones) | Helictochloa bromoides (Gouan) Romero Zarco subsp bromoides | Poaceae | native | NO | LC | Hem | |
| 1.922 | Liliopsida (Monocotyledones) | Helictochloa bromoides (Gouan) Romero Zarco subsp pauneroi (Romero Zarco) Romero Zarco | Poaceae | native | NO | DD | Hem | |
| 1.923 | Liliopsida (Monocotyledones) | Helictochloa cintrana (Röser) Romero Zarco | Poaceae | native | NO | DD | Hem | |
| 1.924 | Liliopsida (Monocotyledones) | Helictochloa gervaisii (Holub) Romero Zarco subsp arundana (Romero Zarco) Romero Zarco | Poaceae | native | NO | DD | Hem | |
| 1.925 | Liliopsida (Monocotyledones) | Helictochloa gervaisii (Holub) Romero Zarco subsp gervaisii | Poaceae | native | YES | LC | Hem | |
| 1.926 | Liliopsida (Monocotyledones) | Helictochloa levis (Hackel) Romero Zarco | Poaceae | native | YES | VU | Hem | |
| 1.927 | Liliopsida (Monocotyledones) | Helictochloa murcica (Holub) Romero Zarco | Poaceae | native | NO | DD | Hem | |
| 1.928 | Liliopsida (Monocotyledones) | Helictochloa pratensis (L.) Romero Zarco subsp iberica (St.-Yves) Romero Zarco | Poaceae | native | NO | DD | Hem | |
| 1.929 | Liliopsida (Monocotyledones) | Helictotrichon filifolium (Lag.) Henrard. Subsp arundanum Romero Zarco | Poaceae | native | YES | VU | Hem | |
| 1.930 | Liliopsida (Monocotyledones) | Helictotrichon filifolium (Lag.) Henrard. subsp filifolium | Poaceae | native | NO | NT | Hem | |
| 1.931 | Liliopsida (Monocotyledones) | Helictotrichon sarracenorum (Gand.) Holub | Poaceae | native | YES | VU | Hem | |
| 1.932 | Liliopsida (Monocotyledones) | Helictotrichon sedenense (DC.) Holub subsp sedenense | Poaceae | native | NO | DD | Hem | |
| 1.933 | Dicotyledoneae or Magnoliopsida | 0 | Heliotropium curassavicum L. | Heliotropiaceae | alien | NO | NE | Ch |
| 1.934 | Dicotyledoneae or Magnoliopsida | 0 | Heliotropium europaeum L. | Heliotropiaceae | native | NO | LC | Th |
| 1.935 | Dicotyledoneae or Magnoliopsida | 0 | Heliotropium supinum L. | Heliotropiaceae | native | NO | LC | Th |
| 1.936 | Dicotyledoneae or Magnoliopsida | Helleborus foetidus L. | Ranunculaceae | native | NO | LC | Ch | |
| 1.937 | Dicotyledoneae or Magnoliopsida | Helminthotheca comosa (Boiss.) Holub subsp comosa | Asteraceae | native | NO | LC | Hem | |
| 1.938 | Dicotyledoneae or Magnoliopsida | Helminthotheca comosa (Boiss.) Holub subsp lusitanica (Schltdl.) P. Silva & Escud. | Asteraceae | native | NO | DD | Hem | |
| 1.939 | Dicotyledoneae or Magnoliopsida | Helminthotheca echioides (L.) Holub | Asteraceae | native | NO | LC | Hem | |
| 1.940 | Dicotyledoneae or Magnoliopsida | Helminthotheca spinosa (DC.) Talavera & Tremetsberger | Asteraceae | native | NO | DD | G | |
| 1.941 | Dicotyledoneae or Magnoliopsida | Helosciadium inundatum (L.) W.D.J. Koch | Apiaceae | native | NO | DD | Hyd | |
| 1.942 | Dicotyledoneae or Magnoliopsida | Helosciadium nodiflorum (L.) W.D.J. Koch | Apiaceae | native | NO | LC | Hyd | |
| 1.943 | Dicotyledoneae or Magnoliopsida | Helosciadium repens (Jacq.) W.D.J. Koch | Apiaceae | native | NO | LC | Hyd | |
| 1.944 | Liliopsida (Monocotyledones) | Hemarthria altissima (Poir.) Stapf & Hubb. | Poaceae | native | NO | NT | Hem | |
| 1.945 | Dicotyledoneae or Magnoliopsida | Hepatica nobilis Schreb. | Ranunculaceae | native | NO | VU | Hem | |
| 1.946 | Dicotyledoneae or Magnoliopsida | Heracleum sphondylium L. subsp granatense (Boiss.) Briq. | Apiaceae | native | NO | LC | Hem | |
| 1.947 | Dicotyledoneae or Magnoliopsida | Heracleum sphondylium L. subsp sphondylium | Apiaceae | native | NO | LC | Hem | |
| 1.948 | Dicotyledoneae or Magnoliopsida | Herniaria baetica Boiss. & Reut. | Caryophyllaceae | native | YES | LC | Hem | |
| 1.949 | Dicotyledoneae or Magnoliopsida | Herniaria boissieri Gay subsp boissieri | Caryophyllaceae | native | YES | NT | Hem | |
| 1.950 | Dicotyledoneae or Magnoliopsida | Herniaria cinerea DC. | Caryophyllaceae | native | NO | LC | Th | |
| 1.951 | Dicotyledoneae or Magnoliopsida | Herniaria fontanesii Gay subsp almeriana Brummitt & Heywood | Caryophyllaceae | native | NO | NT | Ch | |
| 1.952 | Dicotyledoneae or Magnoliopsida | Herniaria fruticosa L. | Caryophyllaceae | native | NO | LC | Ch | |
| 1.953 | Dicotyledoneae or Magnoliopsida | Herniaria glabra L. | Caryophyllaceae | native | NO | LC | Hem | |
| 1.954 | Dicotyledoneae or Magnoliopsida | Herniaria hirsuta L. subsp hirsuta | Caryophyllaceae | native | NO | LC | Th | |
| 1.955 | Dicotyledoneae or Magnoliopsida | Herniaria lusitanica Chaudhri subsp lusitanica | Caryophyllaceae | native | NO | LC | Th | |
| 1.956 | Dicotyledoneae or Magnoliopsida | Herniaria scabrida Boiss. | Caryophyllaceae | native | NO | LC | Hem | |
| 1.957 | Dicotyledoneae or Magnoliopsida | Hesperis laciniata All. | Brassicaceae | native | NO | LC | Hem | |
| 1.958 | Dicotyledoneae or Magnoliopsida | Heteranthemis viscidehirta Schott | Asteraceae | native | NO | VU | Hem | |
| 1.959 | Liliopsida (Monocotyledones) | Heteropogon contortus (L.) Roem. & Schult. | Poaceae | native | NO | NT | Hem | |
| 1.960 | Dicotyledoneae or Magnoliopsida | Hibiscus rosa-sinensis L. | Malvaceae | alien | NO | NE | Ph | |
| 1.961 | Dicotyledoneae or Magnoliopsida | Hibiscus trionum L. | Malvaceae | alien | NO | NE | Th | |
| 1.962 | Dicotyledoneae or Magnoliopsida | Hieracium amplexicaule L. | Asteraceae | native | NO | LC | Hem | |
| 1.963 | Dicotyledoneae or Magnoliopsida | Hieracium aragonense Scheele | Asteraceae | native | NO | NT | Hem | |
| 1.964 | Dicotyledoneae or Magnoliopsida | Hieracium baeticum Arv.-Touv. & Rev. | Asteraceae | native | YES | VU | Hem | |
| 1.965 | Dicotyledoneae or Magnoliopsida | Hieracium elisaeanum Willk. | Asteraceae | native | NO | LC | Hem | |
| 1.966 | Dicotyledoneae or Magnoliopsida | Hieracium glaucinum Jord. | Asteraceae | native | NO | DD | Hem | |
| 1.967 | Dicotyledoneae or Magnoliopsida | Hieracium inuloides Tausch | Asteraceae | native | NO | DD | Hem | |
| 1.968 | Dicotyledoneae or Magnoliopsida | Hieracium spathulatum Scheele | Asteraceae | native | NO | NT | Hem | |
| 1.969 | Dicotyledoneae or Magnoliopsida | Hieracium texedense Pau | Asteraceae | native | YES | CR | Hem | |
| 1.970 | Liliopsida (Monocotyledones) | Himantoglossum hircinum (L.) Spreng. | Orchidaceae | native | NO | LC | G | |
| 1.971 | Liliopsida (Monocotyledones) | Himantoglossum robertianum (Loisel.) P. Delforge | Orchidaceae | native | NO | LC | G | |
| 1.972 | Dicotyledoneae or Magnoliopsida | Hippocrepis biflora Spreng. | Fabaceae | native | NO | LC | Th | |
| 1.973 | Dicotyledoneae or Magnoliopsida | Hippocrepis bourgaei (Nyman) Hervier | Fabaceae | native | NO | LC | Ch | |
| 1.974 | Dicotyledoneae or Magnoliopsida | Hippocrepis castroviejoi Talavera & E. Domínguez | Fabaceae | native | YES | VU | Ch | |
| 1.975 | Dicotyledoneae or Magnoliopsida | Hippocrepis ciliata Willd. | Fabaceae | native | NO | LC | Th | |
| 1.976 | Dicotyledoneae or Magnoliopsida | Hippocrepis eriocarpa (Boiss.) Boiss. | Fabaceae | native | YES | VU | Ch | |
| 1.977 | Dicotyledoneae or Magnoliopsida | Hippocrepis fruticescens Sennen | Fabaceae | native | NO | LC | Ch | |
| 1.978 | Dicotyledoneae or Magnoliopsida | Hippocrepis multisiliquosa L. | Fabaceae | native | NO | LC | Th | |
| 1.979 | Dicotyledoneae or Magnoliopsida | Hippocrepis nevadensis (Hrabĕtová) Talavera & E. Domínguez | Fabaceae | native | YES | VU | Ch | |
| 1.980 | Dicotyledoneae or Magnoliopsida | Hippocrepis prostrata Boiss. | Fabaceae | native | YES | VU | Ch | |
| 1.981 | Dicotyledoneae or Magnoliopsida | Hippocrepis rupestris Laza | Fabaceae | native | NO | LC | Ch | |
| 1.982 | Dicotyledoneae or Magnoliopsida | Hippocrepis salzmannii Boiss. & Reut. | Fabaceae | native | NO | DD | Th | |
| 1.983 | Dicotyledoneae or Magnoliopsida | Hippocrepis scabra DC. | Fabaceae | native | NO | LC |