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 |
| Houstonia humifusa | Matted Bluet | |
| Hottonia inflata | American Featherfoil Featherfoil | |
| Hordeum jubatum | Foxtail Barley | |
| Hordeum jubatum ssp. jubatum | Foxtail Barley Squirreltail Barley Skunktail | |
| Houstonia longifolia | Longleaf Summer Bluet Pale Bluets | |
| Horkelia marinensis | Point Reyes Horkelia | |
| Hoita macrostachya | Large Leather-root | |
| Houstonia micrantha | Southern Bluet | |
| Hoita orbicularis | Roundleaf Leather-root | |
| Houstonia ouachitana | Ouachita Bluet | |
| Howelliella ovata | Lionsnap Oval Leaved Snapdragon Oval-leafed Snapdragon Ovateleaf Snapdragon | |
| Horkelia parryi | Chamise Horkelia Parry Horkelia Parry’s Horkelia | |
| Houstonia parviflora | Greenman's Bluet | |
| Honckenya peploides | Seaside Sandplant | |
| Holmgrenanthe petrophila | Rock Lady Rocklady | |
| Honckenya peploides ssp. diffusa | Seaside Sandplant | |
| Honckenya peploides ssp. major | Seaside Sandplant Seaside Sandwort | |
| Honckenya peploides ssp. robusta | Seaside Sandplant | |
| Houstonia procumbens | Roundleaf Bluet Round-leaf Bluets Innocence | |
| Houstonia purpurea | Venus's Pride Large Houstonia Woodland Bluets Purple Bluets Mountain Bluets | |
| Horkeliella purpurascens | Kern Plateau Horkeliella Purple False Horkelia Purple Horkelia | |
| Houstonia purpurea var. calycosa | Venus' Pride Purple Bluets | |
| Houstonia purpurea var. montana | Roan Mountain Bluet Venus's Pride | |
| Houstonia purpurea var. purpurea | Venus' Pride Large Purple Bluets | |
| Houstonia rubra | Red Bluet | |
| Horkelia rydbergii | Rydberg's Horkelia | |
| Horkelia sericata | Howell's Horkelia Silky Horkelia | |
| Holacantha stewartii | Stewart's Crucifixionthorn Stewart's Crucifixion-thorn Stewart Crucifixion Thorn | |
| Hoita strobilina | Loma Prieta | |
| Houstonia subviscosa | Nodding Bluet | |
| Horkelia tenuiloba | Santa Rosa Horkelia Sonoma Horkelia Thin Lobed Horkelia Thin-lobed Horkelia | |
| Horkelia tridentata | Three Toothed Horkelia Threetooth Horkelia | |
| Horkelia truncata | Ramona Horkelia | |
| Horkelia tridentata ssp. flavescens | Hairycup Horkelia Three Toothed Horkelia Threetooth Horkelia | |
| Horkelia tridentata ssp. tridentata | Sierra Horkelia Three Toothed Horkelia Threetooth Horkelia | |
| Horkelia tularensis | Kern Plateau Horkelia Tulare Cinquefoil | |
| Horkelia wilderae | Barton Flats Horkelia Wilder’s Horkelia | |
| Houstonia wrightii | Pygmy Bluet | |
| Horkelia yadonii | Santa Lucia Horkelia Yadon’s Horkelia | |
| Hulteniella integrifolia | Entire-leaved Daisy Entireleaf Daisy | |
| Humulus lupulus | Common Hop | |
| Humulus lupulus var. lupuloides | Common Hop | |
| Humulus lupulus var. neomexicanus | Common Hop Hops | |
| Humulus lupulus var. pubescens | Common Hop | |
| Hudsonia tomentosa var. intermedia | Sand Goldenheather Hairy Hudsonia | |
| Hyptis alata | Clustered Bushmint | |
| Hydrocotyle americana | American Marshpennywort Water-pennywort | |
| Hydrophyllum appendiculatum | Great Waterleaf Appendaged Waterleaf | |
| Hydrangea arborescens | Smooth Hydrangea Wild Hydrangea Sevenbark | |
| Hymenopappus artemisiifolius | Oldplainsman Woolly-white Old Plainsman | |
| Hymenopappus artemisiifolius var. artemisiifolius | Oldplainsman | |
| Hybanthus attenuatus | Western Greenviolet | |
| Hymenopappus biennis | Biennial Woollywhite | |
| Hydrocotyle bonariensis | Largeleaf Pennywort Salt Pennywort | |
| Hydrophyllum brownei | Brown's Waterleaf Arkansas Waterleaf | |
| Hydrastis canadensis | Goldenseal | |
| Hymenopappus carrizoanus | Carrizo Sands Woollywhite | |
| 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 | |
| Hydrophyllum capitatum | Ballhead Waterleaf Dwarf Waterleaf | |
| Hydrophyllum capitatum var. alpinum | Alpine Waterleaf Alpine Breeches | |
| Hydrophyllum capitatum var. capitatum | Ballhead Waterleaf | |
| Hydrophyllum capitatum var. thompsonii | Thompson's Waterleaf Ball-head Waterleaf Thompson's Ballhead Waterleaf Thompson's Wool Breeches | |
| Hymenocallis choctawensis | Choctaw Spiderlily Florida Panhandle Spider-lily | |
| Hydrangea cinerea | Ashy Hydrangea Deam's Hydrangea Gray Hydrangea | |
| Hymenocallis coronaria | Shoals Spiderlily Catawba Lily Cahaba Lily | |
| Hygrophila costata | Yerba De Hicotea Lake Hygrophila Gulf Swampweed | |
| Hymenocallis crassifolia | Coastal Carolina Spider-lily Coastal Carolina Spiderlily | |
| Hymenocallis duvalensis | Dixie Spider-lily Dixie Spiderlily White Sands Spider-lily | |
| Hyptis emoryi | Desert Lavender | |
| Hydrophyllum fendleri | Fendler's Waterleaf | |
| Hydrophyllum fendleri var. albifrons | White Waterleaf Fendler's Waterleaf White Fendler's Waterleaf | |
| Hydrophyllum fendleri var. fendleri | Fendler's Waterleaf | |
| Hymenopappus filifolius | Fineleaf Hymenopappus | |
| Hymenopappus filifolius var. cinereus | Fineleaf Hymenopappus Fine-leaf Woolly-white | |
| Hymenopappus filifolius var. eriopodus | Fineleaf Hymenopappus Hairy Podded Columbia Cutleaf | |
| Hymenopappus filifolius var. lugens | Columbia Cutleaf Fineleaf Hymenopappus | |
| Hymenocallis franklinensis | Cow Creek Spider-lily Cow Creek Spiderlily Franklin Spiderlily | |
| Hymenocallis gholsonii | Gholson's Spider-lily Gholson's Spiderlily | |
| Hymenocallis godfreyi | Godfrey's Spiderlily Godfrey’s Spider-lily St. Mark’s Marsh Spider-lily | |
| Hymenocallis henryae | Henry's Spiderlily Mrs. Henry's Spiderlily Henry’s Spider-lily Green Spider-lily | |
| Hymenocallis henryae var. glaucifolia | Henry's Spiderlily Green Spider-lily Henry’s Spider-lily | |
| Hymenocallis henryae var. henryae | Henry's Spiderlily Green Spider-lily Henry’s Spider-lily | |
| Hymenocallis latifolia | Perfumed Spiderlily Perfumed Spider-lily | |
| Hymenocallis liriosme | Texas Spiderlily Spring Spiderlily Spiderlily Louisiana Spiderlily Western Marsh Spiderlily | |
| Hydrophyllum macrophyllum | Largeleaf Waterleaf Large-leaved Waterleaf | |
| Hymenoclea monogyra | Singlewhorl Burrobrush | |
| Hymenopappus newberryi | Newberry's Hymenopappus | |
| Hydrophyllum occidentale | Western Waterleaf Squaw-lettuce Waterleaf | |
| Hymenocallis occidentalis | Northern Spiderlily Hammock Spiderlily Summer Spiderlily Woodland Spiderlily | |
| Hymenocallis occidentalis var. eulae | Henry's Spiderlily Henry’s Spider-lily | |
| Hymenocallis occidentalis var. occidentalis | Northern Spiderlily Carolina Spiderlily | |
| Hymenocallis palmeri | Alligator Lily | |
| Hydrocotyle prolifera | Whorled Marshpennywort | |
| Hymenocallis puntagordensis | Punta Gorda Spiderlily Smallcup Spiderlily | |
| Hymenocallis pygmaea | Dwarf Spider-lily Dwarf Spiderlily | |
| Hydrangea quercifolia | Oakleaf Hydrangea Oak-leaf Hydrangea | |
| Hydrocotyle ranunculoides | Floating Marshpennywort Floating Marsh-Pennywort Floating Marsh Pennywort Floating Pennyroyal | |
| Hymenopappus radiatus | Ray Hymenopappus | |
| Hydrangea radiata | Silverleaf Hydrangea | |
| Hymenocallis rotata | Streamside Spiderlily Florida Spiderlily | |
| scientific name | common name(s) | image gallery |
