Gattungen assoziierter Organismen: Habenaria [12 Taxa], Habranthus [7 Taxa], Hackelochloa [2 Taxa], Haemanthus [28 Taxa], Haematococcus [1 Taxon], Haematomma [7 Taxa], Haematomyxa [2 Taxa], Haematonectria [114 Taxa], Haematoxylum [8 Taxa], Haenianthus [3 Taxa], Hagenia [3 Taxa], Hainesia [2 Taxa], Hakea [8 Taxa], Haldina [3 Taxa], Halenia [3 Taxa], Haleomyces [1 Taxon], Haligena [3 Taxa], Halimeda [1 Taxon], Halimione [2 Taxa], Halimium [5 Taxa], Halimodendron [6 Taxa], Haliplus [1 Taxon], Halleria [85 Taxa], Halocarpus [1 Taxon], Halocnemum [1 Taxon], Halodule [2 Taxa], Halophila [1 Taxon], Halopteris [1 Taxon], Halosphaeria [3 Taxa], Haloxylon [9 Taxa], Haltica [4 Taxa], Hamamelis [1 Taxon], Hamelia [26 Taxa], Hamiltonia [4 Taxa], Hancea [2 Taxa], Hancornia [7 Taxa], Hannoa [2 Taxa], Hanseniaspora [2 Taxa], Hansfordia [15 Taxa], Hansfordiella [3 Taxa], Hansfordiellopsis [32 Taxa], Hansfordina [7 Taxa], Hansfordiopeltis [13 Taxa], Haplanthus [1 Taxon], Haplaria [3 Taxa], Haplariopsis [1 Taxon], Haplopappus [2 Taxa], Haplopeltheca [8 Taxa], Haplophragma [1 Taxon], Haplophyllum [1 Taxon], Haplotrichum [8 Taxa], Hardwickia [14 Taxa], Harknessia [3 Taxa], Harpephyllum [40 Taxa], Harpochytrium [2 Taxa], Harpographium [4 Taxa], Harpullia [1 Taxon], Harrisonia [8 Taxa], Harungana [9 Taxa], Hasseltia [1 Taxon], Haworthia [9 Taxa], Haynaldia [7 Taxa], Hebe [3 Taxa], Hebeclinium [5 Taxa], Hebestigma [7 Taxa], Hecatostemon [3 Taxa], Heckeria [2 Taxa], Hedera [396 Taxa], Hedycarya [1 Taxon], Hedychium [28 Taxa], Hedyosmum [5 Taxa], Hedyotis [5 Taxa], Hedypnois [5 Taxa], Hedysarum [30 Taxa], Helarctos [1 Taxon], Helenium [2 Taxa], Heleocharis [2 Taxa], Helianthemum [47 Taxa], Helianthus [528 Taxa], Helichrysum [161 Taxa], Helicia [3 Taxa], Helicoön [1 Taxon], Helicodendron [1 Taxon], Helicoma [53 Taxa], Helicominopsis [55 Taxa], Helicomyces [13 Taxa], Heliconia [158 Taxa], Helicorhoidion [9 Taxa], Helicosporium [71 Taxa], Helicoverpa [4 Taxa], Helicteres [27 Taxa], Helictotrichon [6 Taxa], Helietta [2 Taxa], Helikedomyces [133 Taxa], Heliocarpus [11 Taxa], Heliophila [9 Taxa], Heliopsis [12 Taxa], Heliothis [9 Taxa], Heliotropium [70 Taxa], Helipterum [6 Taxa], Helleborus [61 Taxa], Helminthia [5 Taxa], Helminthophora [4 Taxa], Helminthosphaeria [1 Taxon], Helminthosporium [200 Taxa], Helminthostachys [2 Taxa], Helopeltis [1 Taxon], Helopus [1 Taxon], Helosciadium [1 Taxon], Helosciadum [1 Taxon], Helvella [4 Taxa], Hemarthria [41 Taxa], Hemerocallis [16 Taxa], Hemianthus [1 Taxon], Hemibeltrania [6 Taxa], Hemiberlesia [5 Taxa], Hemicorynespora [1 Taxon], Hemicrambe [1 Taxon], Hemidesmus [9 Taxa], Hemidiodia [18 Taxa], Hemigrapha [2 Taxa], Hemigraphis [8 Taxa], Hemigyrosa [3 Taxa], Hemileia [6 Taxa], Hemimycena [3 Taxa], Hemiphacidium [2 Taxa], Hemiptelea [1 Taxon], Hemitelia [1 Taxon], Hemithrinax [1 Taxon], Hemitrichia [11 Taxa], Hemizygia [2 Taxa], Hendersonia [27 Taxa], Hendersonia [69 Taxa], Hendersonula [8 Taxa], Henicospora [5 Taxa], Henriettella [3 Taxa], Henriquesia [2 Taxa], Hepatica [11 Taxa], Heptapleurum [9 Taxa], Heptaster [12 Taxa], Heracleum [276 Taxa], Heritiera [13 Taxa], Hermannia [1 Taxon], Hermatomyces [14 Taxa], Herminium [1 Taxon], Hernandia [8 Taxa], Herniaria [34 Taxa], Herpestis [2 Taxa], Herpotrichia [1 Taxon], Herpotrichiella [1 Taxon], Hertia [1 Taxon], Hesperethusa [1 Taxon], Hesperis [34 Taxa], Hesperomeles [1 Taxon], Heterobasidion [2 Taxa], Heterocaryum [1 Taxon], Heterocerus [1 Taxon], Heteroconium [5 Taxa], Heterodera [65 Taxa], Heterodermia [22 Taxa], Heteromeles [1 Taxon], Heteromorpha [39 Taxa], Heteronychus [5 Taxa], Heterophragma [19 Taxa], Heteropogon [232 Taxa], Heteropsis [19 Taxa], Heteropsylla [3 Taxa], Heteropterys [17 Taxa], Heteropyxis [15 Taxa], Heterosporium [1 Taxon], Heterostemma [3 Taxa], Heterotrichum [45 Taxa], Heuchera [1 Taxon], Hevea [232 Taxa], Hewittia [30 Taxa], Hexagona [1 Taxon], Hexagonia [2 Taxa], Hexalobium [1 Taxon], Heyderia [2 Taxa], Heylandia [2 Taxa], Heynea [3 Taxa], Hibiscus [876 Taxa], Hicoria [2 Taxa], Hieracium [196 Taxa], Hierochloë [23 Taxa], Hilaria [1 Taxon], Hilleria [4 Taxa], Hillia [7 Taxa], Hiospira [105 Taxa], Hippeastrum [25 Taxa], Hippobroma [7 Taxa], Hippobromus [64 Taxa], Hippocratea [76 Taxa], Hippocrepis [8 Taxa], Hippomane [13 Taxa], Hippomarathrum [3 Taxa], Hippophaë [112 Taxa], Hippopotamus [4 Taxa], Hippotragus [1 Taxon], Hippuris [2 Taxa], Hiptage [10 Taxa], Hiraea [4 Taxa], Hirschfeldia [2 Taxa], Hirsutella [3 Taxa], Hirtella [17 Taxa], Hitchenia [1 Taxon], Hobsonia [9 Taxa], Hoffmannia [2 Taxa], Hohenbergia [1 Taxon], Hoheria [2 Taxa], Holarrhena [33 Taxa], Holboellia [1 Taxon], Holcus [46 Taxa], Holigarna [7 Taxa], Holmskioldia [7 Taxa], Holocalyx [1 Taxon], Holoptelea [10 Taxa], Holosteum [4 Taxa], Holotrichia [3 Taxa], Holubovaea [44 Taxa], Homalanthus [1 Taxon], Homalium [18 Taxa], Homalota [2 Taxa], Homalothecium [2 Taxa], Homeria [21 Taxa], Homo [827 Taxa], Homogyne [2 Taxa], Homoianthus [4 Taxa], Homolepis [2 Taxa], Homonoia [9 Taxa], Homostegia [4 Taxa], Hoodia [2 Taxa], Hopea [14 Taxa], Hoplocerambyx [1 Taxon], Hordeum [1370 Taxa], Hormisciella [13 Taxa], Hormisciomyces [99 Taxa], Hormiscium [1 Taxon], Hornungia [3 Taxa], Horsfieldia [1 Taxon], Hoslundia [13 Taxa], Hosta [3 Taxa], Houttuynia [1 Taxon], Hovea [1 Taxon], Hovenia [5 Taxa], Howardia [1 Taxon], Howeia [5 Taxa], Hoya [17 Taxa], Huernia [2 Taxa], Hugeria [1 Taxon], Hugonia [6 Taxa], Humaria [9 Taxa], Humarina [2 Taxa], Humboldtia [1 Taxon], Humicola [2 Taxa], Humulus [212 Taxa], Hura [67 Taxa], Huso [3 Taxa], Hyacinthella [3 Taxa], Hyacinthoides [2 Taxa], Hyacinthus [12 Taxa], Hyaena [4 Taxa], Hyalinia [1 Taxon], Hyalocapnias [10 Taxa], Hyalocrea [8 Taxa], Hyalodendron [8 Taxa], Hyaloderma [3 Taxa], Hyalopsora [2 Taxa], Hyaloscolecostroma [5 Taxa], Hyaloscypha [7 Taxa], Hyalosphaera [4 Taxa], Hybanthus [2 Taxa], Hydnocarpus [4 Taxa], Hydnum [2 Taxa], Hydrangea [77 Taxa], Hydrilla [4 Taxa], Hydrochoerus [10 Taxa], Hydrocotyle [104 Taxa], Hydrolea [3 Taxa], Hydrophyllum [2 Taxa], Hydropus [20 Taxa], Hygrocybe [5 Taxa], Hygrophila [14 Taxa], Hygrophoropsis [2 Taxa], Hygrophorus [2 Taxa], Hylastes [4 Taxa], Hylecoetus [17 Taxa], Hylocereus [1 Taxon], Hylomecon [2 Taxa], Hylurgops [3 Taxa], Hymenachne [8 Taxa], Hymenaea [119 Taxa], Hymenelia [2 Taxa], Hymenella [6 Taxa], Hymeniopeltis [35 Taxa], Hymenobiella [1 Taxon], Hymenocallis [34 Taxa], Hymenocardia [10 Taxa], Hymenochaete [12 Taxa], Hymenodictyon [4 Taxa], Hymenogloea [2 Taxa], Hymenophyllum [3 Taxa], Hymenopsis [1 Taxon], Hymenoscyphus [19 Taxa], Hymenostephium [1 Taxon], Hyophorbe [1 Taxon], Hyoscyamus [115 Taxa], Hyoseris [2 Taxa], Hyparrhenia [503 Taxa], Hypelate [5 Taxa], Hypera [2 Taxa], Hyperbaena [13 Taxa], Hypericum [291 Taxa], Hyphaene [3 Taxa], Hypnea [1 Taxon], Hypnum [9 Taxa], Hypocala [2 Taxa], Hypocenomyce [3 Taxa], Hypochaeris [6 Taxa], Hypochoeris [17 Taxa], Hypocrea [27 Taxa], Hypocrella [44 Taxa], Hypoderma [3 Taxa], Hypoestes [63 Taxa], Hypogomphia [2 Taxa], Hypogymnia [48 Taxa], Hypolepis [3 Taxa], Hypomyces [234 Taxa], Hypophthalmichthys [1 Taxon], Hypopitys [1 Taxon], Hypothenemus [16 Taxa], Hypotrachyna [5 Taxa], Hypoxis [78 Taxa], Hypoxylon [63 Taxa], Hypsela [1 Taxon], Hypselodelphys [1 Taxon], Hypsipyla [1 Taxon], Hyptis [285 Taxa], Hyssopus [18 Taxa], Hysterium [1 Taxon], Hysterographium [1 Taxon], Hysterostegiella [3 Taxa], Hysterostoma [1 Taxon], Hysterostomella [1 Taxon], Hystrichopsylla [4 Taxa], Hystrix [1 Taxon], Hytocereus [1 Taxon]