| haemaphysalis longicornis | Yes | species | eukaryota | invertebrates | species | 44386 | click here |
| haplaxius crudus | Yes | species | eukaryota | invertebrates | species | 491315 | click here |
| helianthus | Yes | | | plants | genus | 4231 | click here |
| helianthus annuus | Yes | species | eukaryota | plants | species | 4232 | click here |
| helianthus debilis | Yes | species | eukaryota | plants | species | 73282 | click here |
| helichrysum | Yes | | | plants | genus | 59430 | click here |
| helix aspersa | Yes | species | eukaryota | invertebrates | species | 6535 | click here |
| helminthotheca echioides | Yes | species | eukaryota | plants | species | 174463 | click here |
| heracleum sosnowskyi | Yes | species | eukaryota | plants | species | 360622 | click here |
| heterothalamus alienus | Yes | species | | | species | 1333989 | click here |
| hevea brasiliensis | Yes | species | eukaryota | plants | species | 3981 | click here |
| hexapoda | Yes | | | invertebrates | superclass | 6960 | click here |
| hibiscus cannabinus | Yes | species | eukaryota | plants | species | 229543 | click here |
| hibiscus rosa-sinensis | Yes | no rank | eukaryota | plants | species | 183298 | click here |
| hibiscus sabdariffa | Yes | species | eukaryota | plants | species | 183260 | click here |
| hishimonus | Yes | | | invertebrates | genus | 317741 | click here |
| hishimonus phycitis | Yes | species | eukaryota | invertebrates | species | 706848 | click here |
| hishimonus sellatus | Yes | species | eukaryota | invertebrates | species | 317742 | click here |
| holarrhena pubescens | Yes | species | eukaryota | plants | species | 69381 | click here |
| homo sapiens | Yes | species | eukaryota | primates | species | 9606 | click here |
| hordeum vulgare | Yes | species | eukaryota | plants | species | 4513 | click here |
| hordeum vulgare subsp. vulgare | Yes | subspecies | eukaryota | plants | subspecies | 112509 | click here |
| hortensia similis | Yes | species | | | species | 554923 | click here |
| hyacinthus orientalis | Yes | species | eukaryota | plants | species | 82025 | click here |
| hyalesthes obsoletus | Yes | species | eukaryota | invertebrates | species | 472025 | click here |
| hydrangea | Yes | | | plants | genus | 23109 | click here |
| hydrangea macrophylla | Yes | species | eukaryota | plants | species | 23110 | click here |
| hyparrhenia | Yes | | | plants | genus | 42078 | click here |
| hyparrhenia cymbaria | Yes | species | | | species | 1622064 | click here |
| hyparrhenia rufa | Yes | species | eukaryota | plants | species | 167342 | click here |
| hypericum perforatum | Yes | species | eukaryota | plants | species | 65561 | click here |
| idiodonus wickhami | Yes | species | | | species | 1813815 | click here |
| impatiens balsamina | Yes | species | eukaryota | plants | species | 63779 | click here |
| indigofera suffruticosa | Yes | species | eukaryota | plants | species | 100149 | click here |
| insecta | Yes | | | invertebrates | class | 50557 | click here |
| ipomoea aquatica | Yes | species | eukaryota | plants | species | 89636 | click here |
| ipomoea batatas | Yes | species | eukaryota | plants | species | 4120 | click here |
| ipomoea obscura | Yes | species | eukaryota | plants | species | 89652 | click here |
| ipomoea pes-caprae | Yes | no rank | eukaryota | plants | species | 89656 | click here |
| ixeris chinensis | Yes | species | eukaryota | plants | species | 318058 | click here |
| jacobaea vulgaris | Yes | species | eukaryota | plants | species | 98722 | click here |
| japananus hyalinus | Yes | species | | | species | 1256066 | click here |
| jasminum | Yes | | | plants | genus | 4147 | click here |
| jasminum multiflorum | Yes | species | eukaryota | plants | species | 310423 | click here |
| jasminum nudiflorum | Yes | species | eukaryota | plants | species | 126431 | click here |
| jasminum sambac | Yes | species | eukaryota | plants | species | 660624 | click here |
| jatropha curcas | Yes | species | eukaryota | plants | species | 180498 | click here |
| juglans | Yes | | | plants | genus | 16718 | click here |
| juglans nigra | Yes | species | eukaryota | plants | species | 16719 | click here |
| juncus acutiflorus | Yes | species | | | species | 1155239 | click here |
| juncus articulatus | Yes | species | eukaryota | plants | species | 223654 | click here |
| juniperus chinensis | Yes | species | eukaryota | plants | species | 50182 | click here |
| juniperus occidentalis | Yes | species | eukaryota | plants | species | 114265 | click here |
| justicia gendarussa | Yes | species | eukaryota | plants | species | 714472 | click here |
| kerria japonica | Yes | species | eukaryota | plants | species | 120385 | click here |
| kleinia stapeliiformis | Yes | species | eukaryota | plants | species | 405129 | click here |
| koelreuteria paniculata | Yes | species | eukaryota | plants | species | 43168 | click here |
| lablab purpureus | Yes | species | eukaryota | plants | species | 35936 | click here |
| lactuca sativa | Yes | species | eukaryota | plants | species | 4236 | click here |
| lactuca serriola | Yes | species | eukaryota | plants | species | 75943 | click here |
| lagenaria siceraria | Yes | species | eukaryota | plants | species | 3668 | click here |
| lantana | Yes | | | plants | genus | 87005 | click here |
| lantana camara | Yes | species | eukaryota | plants | species | 126435 | click here |
| laportea aestuans | Yes | species | | | species | 1475415 | click here |
| larix | Yes | | | plants | genus | 3325 | click here |
| larix sp. | Yes | no rank | eukaryota | plants | species | 49764 | click here |
| lathyrus aphaca | Yes | species | eukaryota | plants | species | 3854 | click here |
| lathyrus tuberosus | Yes | species | eukaryota | plants | species | 49829 | click here |
| lavandula angustifolia | Yes | species | eukaryota | plants | species | 39329 | click here |
| lavandula x intermedia | Yes | species | | | species | 1196215 | click here |
| lens culinaris | Yes | species | eukaryota | plants | species | 3864 | click here |
| leontodon hispidus | Yes | species | eukaryota | plants | species | 58660 | click here |
| leonurus cardiaca | Yes | species | eukaryota | plants | species | 587664 | click here |
| leonurus sibiricus | Yes | species | eukaryota | plants | species | 405945 | click here |
| lespedeza | Yes | | | plants | genus | 53892 | click here |
| leucanthemum vulgare | Yes | species | eukaryota | plants | species | 99072 | click here |
| leucas aspera | Yes | species | eukaryota | plants | species | 483811 | click here |
| leucothrinax morrisii | Yes | species | eukaryota | plants | species | 292710 | click here |
| ligustrum japonicum | Yes | species | eukaryota | plants | species | 46072 | click here |
| ligustrum quihoui | Yes | species | eukaryota | plants | species | 528268 | click here |
| ligustrum sinense | Yes | species | eukaryota | plants | species | 126438 | click here |
| lilium | Yes | | | plants | genus | 4688 | click here |
| limotettix vaccinii | Yes | species | | | species | 1304391 | click here |
| linaria vulgaris | Yes | species | eukaryota | plants | species | 43171 | click here |
| linum usitatissimum | Yes | species | eukaryota | plants | species | 4006 | click here |
| lipoptena mazamae | Yes | species | eukaryota | invertebrates | species | 452740 | click here |
| liquidambar | Yes | | | plants | genus | 4398 | click here |
| liquidambar styraciflua | Yes | species | eukaryota | plants | species | 4400 | click here |
| liriodendron | Yes | | | plants | genus | 3413 | click here |
| litchi chinensis | Yes | species | eukaryota | plants | species | 151069 | click here |
| livilla spectabilis | Yes | species | eukaryota | invertebrates | species | 178993 | click here |
| livistona chinensis | Yes | species | eukaryota | plants | species | 115492 | click here |
| lolium multiflorum | Yes | species | eukaryota | plants | species | 4521 | click here |
| luffa acutangula | Yes | species | eukaryota | plants | species | 56866 | click here |
| luffa aegyptiaca | Yes | species | eukaryota | plants | species | 3670 | click here |
| macadamia integrifolia | Yes | species | eukaryota | plants | species | 60698 | click here |
| macroptilium | Yes | | | plants | genus | 77316 | click here |
| macroptilium lathyroides | Yes | species | eukaryota | plants | species | 260885 | click here |
| macrosteles fascifrons | Yes | species | eukaryota | invertebrates | species | 30138 | click here |
| macrosteles quadrilineatus | Yes | species | eukaryota | invertebrates | species | 74068 | click here |