| abelia x grandiflora | Yes | subspecies | eukaryota | plants | species | 105883 | click here |
| abelmoschus esculentus | Yes | species | eukaryota | plants | species | 455045 | click here |
| abelmoschus ficulneus | Yes | species | eukaryota | plants | species | 183219 | click here |
| abelmoschus manihot | Yes | species | eukaryota | plants | species | 183220 | click here |
| acacia | Yes | | | plants | genus | 3808 | click here |
| acacia auriculiformis | Yes | species | eukaryota | plants | species | 205027 | click here |
| acacia mangium | Yes | species | eukaryota | plants | species | 224085 | click here |
| acaena magellanica | Yes | species | eukaryota | plants | species | 281911 | click here |
| acaena ovalifolia | Yes | species | eukaryota | plants | species | 281872 | click here |
| acaena pinnatifida | Yes | species | eukaryota | plants | species | 281873 | click here |
| acalypha australis | Yes | species | eukaryota | plants | species | 720869 | click here |
| acalypha rhomboidea | Yes | species | eukaryota | plants | species | 32204 | click here |
| acalypha virginica | Yes | species | | | species | 1532233 | click here |
| acalypha wilkesiana | Yes | species | eukaryota | plants | species | 217498 | click here |
| acanthophyllum | Yes | | | plants | genus | 325475 | click here |
| acanthus mollis | Yes | species | eukaryota | plants | species | 76277 | click here |
| acanthus spinosus | Yes | species | eukaryota | plants | species | 101744 | click here |
| acer | Yes | | | plants | genus | 4022 | click here |
| acer argutum | Yes | species | eukaryota | plants | species | 134795 | click here |
| acer australe | Yes | species | | | species | 1424746 | click here |
| acer buergerianum | Yes | species | eukaryota | plants | species | 57649 | click here |
| acer campestre | Yes | species | eukaryota | plants | species | 66205 | click here |
| acer circinatum | Yes | species | eukaryota | plants | species | 66207 | click here |
| acer cissifolium | Yes | species | eukaryota | plants | species | 134796 | click here |
| acer crataegifolium | Yes | species | eukaryota | plants | species | 66208 | click here |
| acer grandidentatum | Yes | species | eukaryota | plants | species | 291206 | click here |
| acer griseum | Yes | species | eukaryota | plants | species | 168561 | click here |
| acer hyrcanum | Yes | species | eukaryota | plants | species | 290838 | click here |
| acer japonicum | Yes | species | eukaryota | plants | species | 47966 | click here |
| acer macrophyllum | Yes | species | eukaryota | plants | species | 66211 | click here |
| acer mandshuricum | Yes | species | eukaryota | plants | species | 168564 | click here |
| acer micranthum | Yes | species | eukaryota | plants | species | 66212 | click here |
| acer mono subsp. mayrii | Yes | | eukaryota | plants | subspecies | 283813 | click here |
| acer negundo | Yes | species | eukaryota | plants | species | 4023 | click here |
| acer nipponicum | Yes | species | eukaryota | plants | species | 66213 | click here |
| acer palmatum | Yes | species | eukaryota | plants | species | 66201 | click here |
| acer palmatum subsp. amoenum | Yes | subspecies | eukaryota | plants | subspecies | 171203 | click here |
| acer palmatum var. dissectum | Yes | varietas | | | varietas | 1756250 | click here |
| acer pictum subsp. mono | Yes | species | eukaryota | plants | species | 47963 | click here |
| acer platanoides | Yes | species | eukaryota | plants | species | 4025 | click here |
| acer pseudoplatanus | Yes | species | eukaryota | plants | species | 4026 | click here |
| acer pycnanthum | Yes | species | eukaryota | plants | species | 349748 | click here |
| acer rufinerve | Yes | species | eukaryota | plants | species | 66215 | click here |
| acer saccharinum | Yes | species | eukaryota | plants | species | 75745 | click here |
| acer shirasawanum | Yes | species | eukaryota | plants | species | 66216 | click here |
| acer sieboldianum | Yes | species | eukaryota | plants | species | 66217 | click here |
| acer takesimense | Yes | species | eukaryota | plants | species | 47967 | click here |
| acer tataricum | Yes | species | eukaryota | plants | species | 57650 | click here |
| acer tataricum subsp. ginnala | Yes | subspecies | eukaryota | plants | subspecies | 57656 | click here |
| acer tetramerum | Yes | species | eukaryota | plants | species | 168572 | click here |
| acer truncatum | Yes | species | eukaryota | plants | species | 47965 | click here |
| acer ukurunduense | Yes | species | eukaryota | plants | species | 171221 | click here |
| achillea millefolium | Yes | species | eukaryota | plants | species | 13329 | click here |
| achillea tenuifolia | Yes | species | eukaryota | plants | species | 301866 | click here |
| aconitum grossedentatum | Yes | species | | | species | 1850455 | click here |
| aconitum napellus | Yes | species | eukaryota | plants | species | 112591 | click here |
| acroptilon | Yes | | | plants | genus | 41465 | click here |
| actaea simplex | Yes | species | eukaryota | plants | species | 64042 | click here |
| actinidia arguta | Yes | species | eukaryota | plants | species | 64478 | click here |
| actinidia chinensis | Yes | species | eukaryota | plants | species | 3625 | click here |
| actinidia polygama | Yes | species | eukaryota | plants | species | 64480 | click here |
| adenophora triphylla | Yes | species | eukaryota | plants | species | 187269 | click here |
| adenophora triphylla var. japonica | Yes | varietas | eukaryota | plants | varietas | 265775 | click here |
| adesmia volckmannii | Yes | species | eukaryota | plants | species | 48137 | click here |
| aegilops tauschii | Yes | species | eukaryota | plants | species | 37682 | click here |
| aegle marmelos | Yes | species | eukaryota | plants | species | 68527 | click here |
| aeschynomene indica | Yes | species | eukaryota | plants | species | 48135 | click here |
| aesculus | Yes | | | plants | genus | 43363 | click here |
| aesculus hippocastanum | Yes | species | eukaryota | plants | species | 43364 | click here |
| aesculus indica | Yes | species | eukaryota | plants | species | 531823 | click here |
| aesculus x carnea | Yes | subspecies | eukaryota | plants | species | 171186 | click here |
| agastache mexicana | Yes | species | eukaryota | plants | species | 39270 | click here |
| agastache pallida | Yes | species | eukaryota | plants | species | 313655 | click here |
| agastache rugosa | Yes | species | eukaryota | plants | species | 39271 | click here |
| agastache scrophulariifolia | Yes | species | eukaryota | plants | species | 672816 | click here |
| ageratina altissima | Yes | species | eukaryota | plants | species | 102750 | click here |
| ageratina ligustrina | Yes | species | | | species | 1887443 | click here |
| ageratum conyzoides | Yes | species | eukaryota | plants | species | 68299 | click here |
| ageratum houstonianum | Yes | species | eukaryota | plants | species | 55598 | click here |
| agrimonia eupatoria | Yes | species | eukaryota | plants | species | 57912 | click here |
| agrimonia pilosa | Yes | species | eukaryota | plants | species | 74656 | click here |
| agropyron | Yes | | | plants | genus | 4592 | click here |
| ailanthus altissima | Yes | species | eukaryota | plants | species | 23810 | click here |
| ailanthus excelsa | Yes | species | | | species | 1133704 | click here |
| ajuga decumbens | Yes | species | eukaryota | plants | species | 167911 | click here |
| ajuga reptans | Yes | species | eukaryota | plants | species | 38596 | click here |
| akebia quinata | Yes | species | eukaryota | plants | species | 13331 | click here |
| akebia trifoliata | Yes | species | eukaryota | plants | species | 155132 | click here |
| alangium chinense | Yes | species | eukaryota | plants | species | 16897 | click here |
| alangium platanifolium | Yes | species | eukaryota | plants | species | 60116 | click here |
| albizia julibrissin | Yes | species | eukaryota | plants | species | 3813 | click here |
| alcea | Yes | | | plants | genus | 65556 | click here |
| alcea rosea | Yes | species | eukaryota | plants | species | 65557 | click here |
| alcea rugosa | Yes | species | eukaryota | plants | species | 108537 | click here |
| alectryon excelsus | Yes | species | eukaryota | plants | species | 151049 | click here |
| alhagi | Yes | | | plants | genus | 47036 | click here |
| alliaria petiolata | Yes | species | eukaryota | plants | species | 126270 | click here |
| allium | Yes | | | plants | genus | 4678 | click here |
| alnus fauriei | Yes | species | eukaryota | plants | species | 687991 | click here |
| alnus firma | Yes | species | eukaryota | plants | species | 109059 | click here |