| abarema brachystachya | Yes | species | | | species | 1472298 | click here |
| abarema macradenia | Yes | species | eukaryota | plants | species | 681399 | click here |
| acacia | Yes | | | plants | genus | 3808 | click here |
| acacia confusa | Yes | species | eukaryota | plants | species | 3809 | click here |
| acacia crassicarpa | Yes | species | eukaryota | plants | species | 499986 | click here |
| acacia dealbata | Yes | species | eukaryota | plants | species | 205042 | click here |
| acacia ehrenbergiana | Yes | species | | | species | 1179190 | click here |
| acacia koa | Yes | species | eukaryota | plants | species | 468172 | click here |
| acacia ligulata | Yes | species | eukaryota | plants | species | 138025 | click here |
| acacia longifolia | Yes | species | eukaryota | plants | species | 139010 | click here |
| acacia mangium | Yes | species | eukaryota | plants | species | 224085 | click here |
| acacia melanoxylon | Yes | species | eukaryota | plants | species | 138028 | click here |
| acacia saligna | Yes | species | eukaryota | plants | species | 420411 | click here |
| acacia tetragonophylla | Yes | species | eukaryota | plants | species | 694559 | click here |
| acacia verticillata | Yes | species | eukaryota | plants | species | 139017 | click here |
| acaciella angustissima | Yes | species | eukaryota | plants | species | 468212 | click here |
| acalypha australis | Yes | species | eukaryota | plants | species | 720869 | click here |
| acalypha hispida | Yes | species | eukaryota | plants | species | 197604 | click here |
| acantholyda erythrocephala | Yes | species | | | species | 455475 | click here |
| acer pseudoplatanus | Yes | species | eukaryota | plants | species | 4026 | click here |
| achillea millefolium | Yes | species | eukaryota | plants | species | 13329 | click here |
| achillea ptarmica | Yes | species | eukaryota | plants | species | 133233 | click here |
| acizzia solanicola | Yes | species | | | species | 1970069 | click here |
| acromyrmex | Yes | | | invertebrates | genus | 64782 | click here |
| acromyrmex coronatus | Yes | species | eukaryota | invertebrates | species | 230683 | click here |
| actinidia | Yes | | | plants | genus | 3624 | click here |
| actinidia chinensis | Yes | species | eukaryota | plants | species | 3625 | click here |
| actinidia deliciosa | Yes | species | eukaryota | plants | species | 3627 | click here |
| activated sludge metagenome | Yes | subspecies | unclassified and other | environmental samples | species | 942017 | click here |
| adenocarpus hispanicus | Yes | species | eukaryota | plants | species | 176334 | click here |
| adesmia latifolia | Yes | species | | | species | 560016 | click here |
| aedes albopictus | Yes | species | eukaryota | invertebrates | species | 7160 | click here |
| aeschynomene indica | Yes | species | eukaryota | plants | species | 48135 | click here |
| agalychnis callidryas | Yes | species | eukaryota | vertebrates | species | 197464 | click here |
| agalychnis moreletii | Yes | species | eukaryota | vertebrates | species | 431669 | click here |
| agave americana | Yes | species | eukaryota | plants | species | 39510 | click here |
| agave salmiana | Yes | species | eukaryota | plants | species | 332343 | click here |
| aglyptodactylus madagascariensis | Yes | species | eukaryota | vertebrates | species | 68424 | click here |
| albizia | Yes | | | plants | genus | 3812 | click here |
| albizia julibrissin | Yes | species | eukaryota | plants | species | 3813 | click here |
| albizia kalkora | Yes | species | eukaryota | plants | species | 199156 | click here |
| albizia lebbeck | Yes | species | eukaryota | plants | species | 371650 | click here |
| alcyonium digitatum | Yes | species | eukaryota | invertebrates | species | 51768 | click here |
| alhagi | Yes | | | plants | genus | 47036 | click here |
| alhagi maurorum | Yes | species | eukaryota | plants | species | 47037 | click here |
| alhagi sparsifolia | Yes | species | eukaryota | plants | species | 218100 | click here |
| alkanna tinctoria | Yes | species | eukaryota | plants | species | 543564 | click here |
| allobates talamancae | Yes | species | eukaryota | vertebrates | species | 51951 | click here |
| alpinia officinarum | Yes | species | eukaryota | plants | species | 199623 | click here |
| alysicarpus vaginalis | Yes | species | eukaryota | plants | species | 858910 | click here |
| alyssum serpyllifolium subsp. serpyllifolium | Yes | subspecies | eukaryota | plants | subspecies | 226044 | click here |
| amblyomma tuberculatum | Yes | species | eukaryota | invertebrates | species | 48802 | click here |
| ambrosia trifida | Yes | species | eukaryota | plants | species | 4214 | click here |
| ammopiptanthus | Yes | | | plants | genus | 111850 | click here |
| amorpha fruticosa | Yes | species | eukaryota | plants | species | 48131 | click here |
| amphicarpaea bracteata | Yes | species | eukaryota | plants | species | 45679 | click here |
| anadenanthera colubrina | Yes | species | eukaryota | plants | species | 148671 | click here |
| anadenanthera peregrina | Yes | species | eukaryota | plants | species | 148672 | click here |
| anagyris foetida | Yes | species | eukaryota | plants | species | 49793 | click here |
| anaphalis lactea | Yes | species | | | species | 481985 | click here |
| anaxyrus americanus | Yes | species | eukaryota | vertebrates | species | 8389 | click here |
| andrographis paniculata | Yes | species | eukaryota | plants | species | 175694 | click here |
| anethum foeniculum | Yes | species | | | species | 2849586 | click here |
| anethum graveolens | Yes | species | eukaryota | plants | species | 40922 | click here |
| angelica gigas | Yes | species | eukaryota | plants | species | 85712 | click here |
| anopheles dirus | Yes | species | eukaryota | invertebrates | species | 7168 | click here |
| anopheles stephensi | Yes | species | eukaryota | invertebrates | species | 30069 | click here |
| anthriscus cerefolium | Yes | species | eukaryota | plants | species | 40888 | click here |
| anthriscus sylvestris | Yes | species | eukaryota | plants | species | 48027 | click here |
| anthyllis henoniana | Yes | species | | | species | 1043057 | click here |
| anthyllis vulneraria | Yes | species | eukaryota | plants | species | 118891 | click here |
| antillogorgia elisabethae | Yes | species | eukaryota | invertebrates | species | 1352039 | click here |
| antrozous pallidus | Yes | species | eukaryota | mammals | species | 9440 | click here |
| apis mellifera | Yes | species | eukaryota | invertebrates | species | 7460 | click here |
| apium graveolens | Yes | species | eukaryota | plants | species | 4045 | click here |
| apium graveolens dulce group | Yes | no rank | eukaryota | plants | no rank | 117781 | click here |
| arabidopsis | Yes | | | plants | genus | 3701 | click here |
| arabidopsis thaliana | Yes | species | eukaryota | plants | species | 3702 | click here |
| arachis duranensis | Yes | species | eukaryota | plants | species | 130453 | click here |
| arachis hypogaea | Yes | species | eukaryota | plants | species | 3818 | click here |
| arachis pintoi | Yes | species | eukaryota | plants | species | 108216 | click here |
| arcella intermedia | Yes | species | | | species | 1963864 | click here |
| arctium lappa | Yes | species | eukaryota | plants | species | 4217 | click here |
| argyranthemum | Yes | | | plants | genus | 99031 | click here |
| argyrolobium uniflorum | Yes | species | eukaryota | plants | species | 76389 | click here |
| arnebia euchroma | Yes | species | eukaryota | plants | species | 373122 | click here |
| artemisia | Yes | | | plants | genus | 4219 | click here |
| artemisia princeps | Yes | species | eukaryota | plants | species | 223870 | click here |
| arytainilla spartiophila | Yes | species | eukaryota | invertebrates | species | 178948 | click here |
| aspalathus | Yes | | | plants | genus | 70004 | click here |
| aspalathus linearis | Yes | species | eukaryota | plants | species | 155124 | click here |
| aster | Yes | | | plants | genus | 41479 | click here |
| astragalus | Yes | | | plants | genus | 20400 | click here |
| astragalus adsurgens | Yes | species | eukaryota | plants | species | 20401 | click here |
| astragalus americanus | Yes | species | eukaryota | plants | species | 47052 | click here |
| astragalus complanatus | Yes | species | eukaryota | plants | species | 47064 | click here |
| astragalus corrugatus | Yes | species | eukaryota | plants | species | 20411 | click here |
| astragalus danicus | Yes | species | | | species | 512688 | click here |
| astragalus falcatus | Yes | species | eukaryota | plants | species | 47038 | click here |
| astragalus mareoticus | Yes | species | | | species | 2014703 | click here |