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 |
| Hydrocotyle ranunculoides | Floating Marshpennywort Floating Marsh-Pennywort Floating Marsh Pennywort Floating Pennyroyal | |
| Hymenopappus radiatus | Ray Hymenopappus | |
| Hypericum radfordiorum | Brushy Mountain St. John's Wort Brushy Mountain St. John's-wort Brushy Mountain St. Johnswort | |
| Hymenoxys richardsonii | Pingue Rubberweed | |
| Hypoxis rigida | Savannah Star Grass Stiff Star Grass Stiff Star-grass Yellow Star Grass | |
| Hymenoxys richardsonii var. floribunda | Colorado Rubberweed Olivaceous Bitterweed | |
| Hymenoxys richardsonii var. richardsonii | Pingue Rubberweed | |
| Hymenoxys rusbyi | Rusby's Rubberweed Rusby’s Bitterweed | |
| Hymenoclea salsola | Burrobrush White Burrobrush Desert Pearl | |
| Hymenoclea sandersonii | Sanderson's Burrobrush Sanderson's Cheesebush | |
| Hymenoclea salsola var. fasciculata | Burrobrush | |
| Hymenoclea salsola var. pentalepis | Burrobrush Five Scaled Burrobrush | |
| Hymenoclea salsola var. salsola | Burrobrush | |
| Hypericum scouleri | Scouler's St. John's-wort | |
| Hypericum scouleri ssp. nortoniae | Norton's St. John's Wort Norton's St. John's-wort Norton's St. Johnswort | |
| Hypericum scouleri ssp. scouleri | Scouler's St. John's-wort Scouler's St. Johnswort Scouler’s St. John’s Wort | |
| Hypericum setosum | Hairy St. John's-wort | |
| Hypoxis sessilis | Glossyseed Yellow Star Grass Glossyseed Yellow Star-grass Yellow Star Grass | |
| Hypericum sphaerocarpum | Roundseed St. John's-wort | |
| Hymenoxys subintegra | Arizona Rubberweed | |
| Hypericum suffruticosum | Pineland St. John's-wort | |
| Hypericum swinkianum | Swink's St. Johnswort | |
| Hydrophyllum tenuipes | Pacific Waterleaf | |
| Hypericum tenuifolium | Atlantic St. John's Wort Atlantic St. John's-wort Atlantic St. Johnswort | |
| Hymenopappus tenuifolius | Chalk Hill Hymenopappus Chalkhill Woolywhite | |
| Hypericum tetrapetalum | Fourpetal St. John's-wort | |
| Hymenoxys texana | Texas Prairie Dawn Prairie Dawn Prairiedawn Texas Prairie Dawn-flower | |
| Hydrolea uniflora | Oneflower False Fiddleleaf | |
| Hymenoxys vaseyi | Vasey's Rubberweed Vasey’s Bitterweed | |
| Hybanthus verticillatus | Babyslippers Nodding Green Violet Green Violet | |
| Hydrophyllum virginianum | Virginia Waterleaf Eastern Waterleaf Shawnee Salad | |
| Hypericum virgatum | Sharp-leaf St. John's Wort Sharp-leaf St. John's-wort Sharpleaf St. Johnswort | |
| Hydrophyllum virginianum var. atranthum | Eastern Waterleaf | |
| Hydrophyllum virginianum var. virginianum | Eastern Waterleaf Virginia Waterleaf | |
| Hymenothrix wislizeni | Trans-Pecos Thimblehead | |
| Hymenothrix wrightii | Wright's Thimblehead | |
| Hypoxis wrightii | Wright's Star-grass | |
| Ibervillea lindheimeri | Balsam Gourd Lindheimer's Globeberry Globe Berry Snake-apple Balsam-apple | |
| Ibervillea tenuisecta | Slimlobe Globeberry Cutleaf Globe Berry | |
| Iliamna bakeri | Baker's Globe Mallow Baker's Wild Hollyhock Baker’s Globemallow | |
| Ilex collina | Longstalk Holly Hill Holly | |
| Illicium floridanum | Florida Anisetree Florida Anise Anise Tree Stinkbush | |
| Iliamna latibracteata | California Globe Mallow California Wild Hollyhock | |
| Iliamna longisepala | Long-sepal Globemallow Long-sepal Wild Hollyhock Longsepal Globemallow Longsepal Wild Hollyhock | |
| Ilex mucronata | Catberry | |
| Iliamna rivularis | Streambank Wild Hollyhock Wild Hollyhock Mountain Globemallow | |
| Iliamna rivularis var. diversa | Streambank Globe-mallow Streambank Wild Hollyhock | |
| Iliamna rivularis var. rivularis | Kankakee Globe-mallow Kankakee Mallow Peter's Mountain Mallow Streambank Globe-mallow Streambank Wild Hollyhock | |
| Ilex verticillata | Common Winterberry Winterberry Michigan Holly Black Alder | |
| Impatiens aurella | Paleyellow Touch-me-not Varied Jewelweed | |
| Impatiens capensis | Jewelweed Orange Jewelweed Spotted Touch-me-not | |
| Impatiens ecornuta | Spurless Touch-me-not | |
| Impatiens noli-tangere | Western Touch-me-not | |
| Impatiens pallida | Pale Touch-me-not Yellow Jewelweed | |
| Ionactis alpina | Lava Ankle-aster Lava Aster | |
| Ionactis caelestis | Spring Mountain Ankle-aster Spring Mountain Aster | |
| Ionactis elegans | Sierra Blanca Ankle-aster Sierra Blanca Least-Daisy | |
| Ionactis linariifolius | Flaxleaf Whitetop Aster Stiff Aster Flaxleaf Aster | |
| Iodanthus pinnatifidus | Purplerocket Purple Rocket Purple-rocket Violet-rocket | |
| Ionactis stenomeres | Rocky Mountain Ankle-aster Rocky Mountain Aster | |
| Ionopsis utricularioides | Delicate Ionopsis Delicate Violet Orchid | |
| Ipomopsis aggregata | Scarlet Gilia Scarlet Standing-cypress Skyrocket Skunkflower | |
| Ipomopsis aggregata ssp. bridgesii | Scarlet Gilia Bridge's Gilia Scarlet Skyrocket | |
| Ipomopsis aggregata ssp. collina | Scarlet Gilia Scarlet Skyrocket | |
| Ipomoea barbatisepala | Canyon Morning-glory Canyon Morning Glory Canyon Morningglory | |
| Ipomoea capillacea | Purple Morning-glory Purple Morning Glory Purple Morningglory | |
| Ipomoea costellata | Crestrib Morning-glory Crest-rib Morning-glory Crested Morning-glory | |
| Ipomoea cordatotriloba | Tievine Purple Bindweed Morning Glory | |
| Ipomoea cordatotriloba var. cordatotriloba | Tievine Sharp-pod Morning Glory Purple Bindweed Tie Vine | |
| Ipomoea cordatotriloba var. torreyana | Torrey's Tievine | |
| Ipomoea dumetorum | Railwaycreeper Railway-creeper | |
| Ipomopsis globularis | Hoosier Pass Ipomopsis Globe Gilia Blue-head Gily-flower | |
| Ipomopsis gunnisonii | Sanddune Ipomopsis Sanddune Skyrocket Sand-dune Skyrocket | |
| Ipomoea imperati | Beach Morning-glory Beach Morning Glory | |
| Ipomoea leptophylla | Bush Morning-glory | |
| Ipomoea ×leucantha | Whitestar Morning-glory Whitestar Morning Glory Whitestar Morningglory | |
| Ipomoea lindheimeri | Lindheimer's Morning-glory Blue Morning Glory | |
| Ipomoea littoralis | Whiteflower Beach Morning-glory White-flower Beach Morning-glory Beach Morning Glory Hunakai | |
| Ipomoea longifolia | Pinkthroat Morning-glory Pinkthroat Morning Glory Pinkthroat Morningglory Pink-throat Morning-glory Longleaf Morning Glory | |
| Ipomopsis longiflora ssp. australis | Whiteflower Ipomopsis Whiteflower Skyrocket | |
| Ipomopsis longiflora ssp. longiflora | Flaxflowered Ipomopsis Flaxflowered Gilia Long Flowered Gilia | |
| Ipomopsis longiflora ssp. neomexicana | Flaxflowered Ipomopsis Flaxflowered Skyrocket | |
| Ipomoea macrorhiza | Largeroot Morning-glory Large Root Morning Glory Large-root Morning-glory Largeroot Morningglory Pink Moonvine | |
| Ipomopsis macombii | Macomb's Ipomopsis Macomb's Skyrocket | |
| Ipomopsis macrosiphon | Longtube Ipomopsis Large-tube Skyrocket Pink Skyrocket | |
| Ipomopsis minutiflora | Littleflower Ipomopsis Small-flowered Gilia Small-flower Skyrocket Small-flower Standing-cypress | |
| Ipomopsis multiflora | Manyflowered Ipomopsis Manyflowered Gilia Many-flower Gilia Many-flower Skyrocket | |
| Ipomoea pandurata | Man Of The Earth Wild Potato Wild Sweet Potato Manroot | |
| Ipomopsis pinnata | San Luis Mountain Ipomopsis Bent Flower Ipomopsis Bent-flowered Gilia San Luis Mountain Skyrocket | |
| Ipomoea plummerae | Huachuca Mountain Morning-glory Huachuca Mountain Morning Glory Huachuca Morningglory Plummer's Morning Glory | |
| Ipomopsis polyantha | Pagosa Ipomopsis | |
| Ipomopsis polycladon | Manybranched Ipomopsis Manybranched Gilia Branching Gilia Sprawling Skyrocket | |
| Ipomopsis pumila | Dwarf Ipomopsis Dwarf Gilia Spotted Gilia Dwarf Skyrocket Low Skyrocket | |
| Ipomoea rupicola | Cliff Morning-glory Cliff Morning Glory Cliff Morningglory | |
| Ipomopsis rubra | Standing Cypress Texas Plume Red Texas Star Red Gilia | |
| Ipomoea sagittata | Saltmarsh Morning-glory Salt-marsh Morning Glory | |
| Ipomoea shumardiana | Narrowleaf Morning-glory Narrow-leaf Morning-glory Narrowleaf Morningglory Narrow Leaf Morning Glory | |
| Ipomopsis spicata | Spiked Ipomopsis Spiked Skyrocket Spiked Standing-cypress | |
| Ipomopsis spicata var. cephaloidea | Orchid Ipomopsis | |
| Ipomopsis spicata ssp. orchidacea | Orchid Ipomopsis | |
| scientific name | common name(s) | image gallery |
