Combination search
Looking for commercially available native plant species suitable to your state or region, try the Recommended Species page.
| scientific name | common name(s) | image gallery |
| Huperzia porophila | Rock Clubmoss | |
| Hyptis alata | Clustered Bushmint | |
| Hydrophyllum appendiculatum | Great Waterleaf Appendaged Waterleaf | |
| Hydrangea arborescens | Smooth Hydrangea Wild Hydrangea Sevenbark | |
| Hydrocotyle bonariensis | Largeleaf Pennywort Salt Pennywort | |
| Hypericum brachyphyllum | Coastal Plain St. John's-wort | |
| Hydrastis canadensis | Goldenseal | |
| Hydrophyllum canadense | Broad-leaved Waterleaf Broadleaf Waterleaf Bluntleaf Waterleaf Blunt-leaved Waterleaf Maple-leaf Waterleaf Maple-leaved Waterleaf Canadian Waterleaf Canada Waterleaf Fool's Seal | |
| Hypericum canadense | Lesser Canadian St. John's-wort | |
| Hypericum cistifolium | Roundpod St. John's-wort | |
| Hymenocallis coronaria | Shoals Spiderlily Catawba Lily Cahaba Lily | |
| Hybanthus concolor | Eastern Greenviolet Green Violet | |
| Hydrolea corymbosa | Skyflower Tall Hydrolea | |
| Hypericum crux-andreae | St. Peter's-wort Atlantic St. Peter's-wort St. Peter's Cross St. John's-wort | |
| Hypericum densiflorum | Bushy St. John's-wort | |
| Hypericum denticulatum | Coppery St. John's-wort | |
| Hypericum dolabriforme | Glade St. John's-wort Cedar Glade St. John's-wort Straggling St. John's-wort | |
| Hypericum drummondii | Nits And Lice Drummond's St. John's-wort | |
| Hypericum ellipticum | Pale St. John's-wort | |
| Hypericum fasciculatum | Peelbark St. John's-wort Sandweed | |
| Hypericum frondosum | Cedarglade St. John's-wort Golden St. John's-wort | |
| Hypericum galioides | Bedstraw St. John's Wort Bedstraw St. John's-wort Bedstraw St. Johnswort | |
| Hypericum gentianoides | Orangegrass Pineweed | |
| Hypericum gymnanthum | Claspingleaf St. John's-wort | |
| Hypericum harperi | Harper's St. John's Wort Harper's St. John's-wort Sharp-lobe St. John's-wort Sharplobe St. Johnswort | |
| Hypoxis hirsuta | Common Goldstar Yellow Star-grass Eastern Yellow Star-grass | |
| Hypericum hypericoides | St. Andrew's-cross | |
| Hypericum hypericoides ssp. hypericoides | St. Andrew's-cross | |
| Hypericum hypericoides ssp. multicaule | St. Andrew's-cross | |
| Hypoxis juncea | Fringed Yellow Star-grass Common Star-grass | |
| Hygrophila lacustris | Gulf Swampweed | |
| Hydrophyllum macrophyllum | Largeleaf Waterleaf Large-leaved Waterleaf | |
| Hypericum mutilum | Dwarf St. John's-wort | |
| Hypericum myrtifolium | Myrtle-leaf St. John's-wort | |
| Hypericum nitidum | Carolina St. John's Wort Carolina St. John's-wort Carolina St. Johnswort | |
| Hypericum nudiflorum | Early St. John's-wort | |
| Hymenocallis occidentalis | Northern Spiderlily Hammock Spiderlily Summer Spiderlily Woodland Spiderlily | |
| Hymenocallis occidentalis var. occidentalis | Northern Spiderlily Carolina Spiderlily | |
| Hydrolea ovata | Blue Waterleaf Ovate False Fiddleleaf Hairy Hydrolea | |
| Hypericum prolificum | Shrubby St. John's-wort | |
| Hydrocotyle prolifera | Whorled Marshpennywort | |
| Hypericum pseudomaculatum | False Spotted St. Johnswort | |
| Hypericum punctatum | Spotted St. John's-wort | |
| Hydrolea quadrivalvis | Waterpod | |
| Hydrangea quercifolia | Oakleaf Hydrangea Oak-leaf Hydrangea | |
| Hydrocotyle ranunculoides | Floating Marshpennywort Floating Marsh-Pennywort Floating Marsh Pennywort Floating Pennyroyal | |
| Hymenopappus scabiosaeus | Carolina Woollywhite Woolly-white Old Plainsman | |
| Hymenopappus scabiosaeus var. scabiosaeus | Carolina Woollywhite | |
| Hypericum setosum | Hairy St. John's-wort | |
| Hypericum sphaerocarpum | Roundseed St. John's-wort | |
| Hymenophyllum tayloriae | Taylor's Filmy Fern | |
| Hypericum tenuifolium | Atlantic St. John's Wort Atlantic St. John's-wort Atlantic St. Johnswort | |
| Hymenophyllum tunbrigense | Tunbridge Filmy Fern | |
| Hydrocotyle umbellata | Manyflower Marsh-pennywort Many-flowered Marsh-pennywort Marsh Pennywort Water Pennywort Money Plant | |
| Hydrolea uniflora | Oneflower False Fiddleleaf | |
| Hydrocotyle verticillata | Whorled Marshpennywort | |
| Hydrocotyle verticillata var. verticillata | Whorled Marshpennywort Water-pennywort Pennywort Money-plant | |
| Hypericum virgatum | Sharp-leaf St. John's Wort Sharp-leaf St. John's-wort Sharpleaf St. Johnswort | |
| Hydrophyllum virginianum var. virginianum | Eastern Waterleaf Virginia Waterleaf | |
| Hypoxis wrightii | Wright's Star-grass | |
| Ilex ambigua | Carolina Holly Sand Holly Possum Holly | |
| Ilex amelanchier | Sarvis Holly Swamp Holly | |
| Ilex cassine | Dahoon | |
| Ilex cassine var. cassine | Dahoon Dahoon Holly | |
| Ilex coriacea | Baygall Bush Large Gallberry Gallberry Tall Inkberry Holly Inkberry Holly Shining Inkberry Inkberry | |
| Ilex decidua | Possumhaw Possumhaw Holly Deciduous Holly Meadow Holly Prairie Holly Swamp Holly Welk Holly Deciduous Yaupon Bearberry Winterberry | |
| Illicium floridanum | Florida Anisetree Florida Anise Anise Tree Stinkbush | |
| Ilex glabra | Inkberry Gallberry | |
| Ilex montana | Mountain Holly Mountain Winterberry | |
| Ilex myrtifolia | Myrtle Dahoon Myrtle Leaf Holly Myrtle Holly | |
| Ilex opaca | American Holly White Holly Prickly Holly Evergreen Holly Christmas Holly Yule Holly | |
| Ilex verticillata | Common Winterberry Winterberry Michigan Holly Black Alder | |
| Ilex vomitoria | Yaupon Yaupon Holly Cassina | |
| Impatiens capensis | Jewelweed Orange Jewelweed Spotted Touch-me-not | |
| Impatiens pallida | Pale Touch-me-not Yellow Jewelweed | |
| Indigofera caroliniana | Carolina Indigo | |
| Indigofera miniata | Scarlet Pea Coastal Indigo Texas Indigo Western Indigo | |
| Ionactis linariifolius | Flaxleaf Whitetop Aster Stiff Aster Flaxleaf Aster | |
| Iodanthus pinnatifidus | Purplerocket Purple Rocket Purple-rocket Violet-rocket | |
| Ipomoea capillacea | Purple Morning-glory Purple Morning Glory Purple Morningglory | |
| Ipomoea cordatotriloba | Tievine Purple Bindweed Morning Glory | |
| Ipomoea cordatotriloba var. cordatotriloba | Tievine Sharp-pod Morning Glory Purple Bindweed Tie Vine | |
| Ipomoea hederifolia | Scarlet Creeper | |
| Ipomoea imperati | Beach Morning-glory Beach Morning Glory | |
| Ipomoea lacunosa | Whitestar White Morning-glory Pitted Morningglory Small White Morning Glory | |
| Ipomoea macrorhiza | Largeroot Morning-glory Large Root Morning Glory Large-root Morning-glory Largeroot Morningglory Pink Moonvine | |
| Ipomoea pandurata | Man Of The Earth Wild Potato Wild Sweet Potato Manroot | |
| Ipomoea pes-caprae | Railroad Vine Goat-foot Morning Glory Bayhops Beach Morning Glory | |
| Ipomoea pes-caprae ssp. brasiliensis | Railroad Vine Brazilian Bayhops Goat's-foot Morning-glory | |
| Ipomopsis rubra | Standing Cypress Texas Plume Red Texas Star Red Gilia | |
| Ipomoea sagittata | Saltmarsh Morning-glory Salt-marsh Morning Glory | |
| Iris brevicaulis | Zigzag Iris | |
| Iris cristata | Dwarf Crested Iris | |
| Iris fulva | Copper Iris Red Iris | |
| Iris hexagona | Dixie Iris | |
| Iresine rhizomatosa | Judas Bush | |
| Iris setosa var. interior | Wild Flag | |
| Iris verna | Dwarf Violet Iris Vernal Iris Dwarf Iris | |
| Iris verna var. smalliana | Dwarf Violet Iris Mountain Vernal Iris | |
| Iris virginica | Virginia Iris Great Blue Flag Southern Blue Flag | |
| scientific name | common name(s) | image gallery |
