| abies alba | Yes | species | eukaryota | plants | species | 45372 | click here |
| abies nephrolepis | Yes | species | eukaryota | plants | species | 97171 | click here |
| abies nordmanniana | Yes | species | eukaryota | plants | species | 97177 | click here |
| acacia | Yes | | | plants | genus | 3808 | click here |
| acacia mangium | Yes | species | eukaryota | plants | species | 224085 | click here |
| acer campestre | Yes | species | eukaryota | plants | species | 66205 | click here |
| acer pseudoplatanus | Yes | species | eukaryota | plants | species | 4026 | click here |
| acer rubrum | Yes | species | eukaryota | plants | species | 45314 | click here |
| acer spicatum | Yes | species | eukaryota | plants | species | 57652 | click here |
| acromyrmex crassispinus | Yes | species | eukaryota | invertebrates | species | 230684 | click here |
| actiniaria | Yes | | | invertebrates | order | 6103 | click here |
| actinidia chinensis | Yes | species | eukaryota | plants | species | 3625 | click here |
| actinidia deliciosa | Yes | species | eukaryota | plants | species | 3627 | click here |
| adansonia digitata | Yes | species | eukaryota | plants | species | 69109 | click here |
| adansonia gregorii | Yes | species | eukaryota | plants | species | 69110 | click here |
| adenium obesum | Yes | species | eukaryota | plants | species | 69375 | click here |
| aegiceras corniculatum | Yes | species | eukaryota | plants | species | 59970 | click here |
| agathis australis | Yes | species | eukaryota | plants | species | 58027 | click here |
| ageratina adenophora | Yes | species | eukaryota | plants | species | 176616 | click here |
| ailuropoda melanoleuca | Yes | species | eukaryota | mammals | species | 9646 | click here |
| akebia trifoliata | Yes | species | eukaryota | plants | species | 155132 | click here |
| albizia lebbeck | Yes | species | eukaryota | plants | species | 371650 | click here |
| alfaroa costaricensis | Yes | species | eukaryota | plants | species | 139922 | click here |
| allamanda cathartica | Yes | species | eukaryota | plants | species | 52818 | click here |
| alnus glutinosa | Yes | species | eukaryota | plants | species | 3517 | click here |
| alnus incana | Yes | species | eukaryota | plants | species | 3516 | click here |
| aloe vera | Yes | species | eukaryota | plants | species | 34199 | click here |
| alpinia officinarum | Yes | species | eukaryota | plants | species | 199623 | click here |
| alpinia zerumbet | Yes | species | eukaryota | plants | species | 97723 | click here |
| alstonia scholaris | Yes | species | eukaryota | plants | species | 52822 | click here |
| ammophila arenaria | Yes | species | eukaryota | plants | species | 96047 | click here |
| amomum tsao-ko | Yes | no rank | eukaryota | plants | species | 252867 | click here |
| amomum villosum | Yes | species | eukaryota | plants | species | 199627 | click here |
| anacardium occidentale | Yes | species | eukaryota | plants | species | 171929 | click here |
| annona reticulata | Yes | species | eukaryota | plants | species | 301862 | click here |
| annona squamosa | Yes | species | eukaryota | plants | species | 301693 | click here |
| anthoxanthum odoratum | Yes | species | eukaryota | plants | species | 29661 | click here |
| anthozoa | Yes | | | invertebrates | class | 6101 | click here |
| anthurium andraeanum | Yes | species | eukaryota | plants | species | 226677 | click here |
| aquilaria sinensis | Yes | species | eukaryota | plants | species | 210372 | click here |
| aralia nudicaulis | Yes | species | eukaryota | plants | species | 45207 | click here |
| araucaria cunninghamii | Yes | species | eukaryota | plants | species | 56994 | click here |
| arbutus unedo | Yes | species | eukaryota | plants | species | 84005 | click here |
| areca triandra | Yes | species | eukaryota | plants | species | 115441 | click here |
| arenga undulatifolia | Yes | species | eukaryota | plants | species | 131257 | click here |
| argemone mexicana | Yes | species | eukaryota | plants | species | 54796 | click here |
| artemisia argyi | Yes | species | eukaryota | plants | species | 259893 | click here |
| artemisia cina | Yes | species | | | species | 1473222 | click here |
| artemisia princeps | Yes | species | eukaryota | plants | species | 223870 | click here |
| artemisia thuscula | Yes | species | eukaryota | plants | species | 401939 | click here |
| asarum geophilum | Yes | species | eukaryota | plants | species | 647429 | click here |
| ascidiella aspersa | Yes | species | eukaryota | invertebrates | species | 201961 | click here |
| asparagus kiusianus | Yes | species | eukaryota | plants | species | 272855 | click here |
| aspidistra elatior | Yes | species | eukaryota | plants | species | 39526 | click here |
| avicennia marina | Yes | species | eukaryota | plants | species | 82927 | click here |
| azadirachta indica | Yes | species | eukaryota | plants | species | 124943 | click here |
| baccharis trimera | Yes | species | | | species | 1486033 | click here |
| banksia grandis | Yes | species | eukaryota | plants | species | 188599 | click here |
| banksia marginata | Yes | species | eukaryota | plants | species | 199779 | click here |
| bazzania trilobata | Yes | species | eukaryota | plants | species | 13808 | click here |
| berberis japonica | Yes | species | eukaryota | plants | species | 116719 | click here |
| bergenia ciliata | Yes | species | eukaryota | plants | species | 278077 | click here |
| betula ermanii | Yes | species | eukaryota | plants | species | 216992 | click here |
| betula grossa | Yes | species | eukaryota | plants | species | 312788 | click here |
| betula pendula | Yes | species | eukaryota | plants | species | 3505 | click here |
| betula platyphylla var. japonica | Yes | varietas | eukaryota | plants | varietas | 216988 | click here |
| bischofia javanica | Yes | species | eukaryota | plants | species | 210340 | click here |
| blechnum occidentale | Yes | species | eukaryota | plants | species | 32073 | click here |
| boehmeria caudata | Yes | species | | | species | 1079186 | click here |
| brabejum stellatifolium | Yes | species | eukaryota | plants | species | 54931 | click here |
| brachypodium rupestre | Yes | species | eukaryota | plants | species | 52143 | click here |
| bradypus variegatus | Yes | species | eukaryota | mammals | species | 9355 | click here |
| brassica napus | Yes | species | eukaryota | plants | species | 3708 | click here |
| braya fernaldii | Yes | species | eukaryota | plants | species | 234455 | click here |
| braya longii | Yes | species | eukaryota | plants | species | 234457 | click here |
| bridelia retusa | Yes | species | eukaryota | plants | species | 283087 | click here |
| bromeliaceae | Yes | | | plants | family | 4613 | click here |
| broussonetia papyrifera | Yes | species | eukaryota | plants | species | 172644 | click here |
| browneopsis ucayalina | Yes | species | eukaryota | plants | species | 162699 | click here |
| bruguiera gymnorhiza | Yes | species | eukaryota | plants | species | 39984 | click here |
| bruguiera sexangula | Yes | species | eukaryota | plants | species | 98584 | click here |
| bucorvus abyssinicus | Yes | species | eukaryota | vertebrates | species | 153643 | click here |
| bursera graveolens | Yes | species | eukaryota | plants | species | 300214 | click here |
| butea monosperma | Yes | species | eukaryota | plants | species | 56060 | click here |
| butia | Yes | | | plants | genus | 169979 | click here |
| buxus | Yes | | | plants | genus | 4001 | click here |
| buxus sempervirens | Yes | species | eukaryota | plants | species | 4002 | click here |
| calliandra haematocephala | Yes | species | eukaryota | plants | species | 912968 | click here |
| caloncoba welwitschii | Yes | species | eukaryota | plants | species | 312427 | click here |
| calophyllum brasiliense | Yes | species | eukaryota | plants | species | 280748 | click here |
| calophyllum inophyllum | Yes | species | eukaryota | plants | species | 158927 | click here |
| camellia | Yes | | | plants | genus | 4441 | click here |
| camellia caudata | Yes | species | eukaryota | plants | species | 319924 | click here |
| camellia chekiangoleosa | Yes | species | eukaryota | plants | species | 450940 | click here |
| camellia japonica | Yes | species | eukaryota | plants | species | 4443 | click here |
| camellia nitidissima | Yes | species | eukaryota | plants | species | 147926 | click here |
| camellia oleifera | Yes | species | eukaryota | plants | species | 385388 | click here |
| camellia reticulata | Yes | species | eukaryota | plants | species | 452972 | click here |
| camellia sasanqua | Yes | species | eukaryota | plants | species | 182300 | click here |
| camellia sinensis | Yes | species | eukaryota | plants | species | 4442 | click here |