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 |
| Corydalis flavula | Yellow Fumewort Yellow Harlequin | |
| Cornus foemina | Stiff Dogwood Swamp Dogwood | |
| Coreopsis grandiflora | Largeflower Tickseed Large-flower Tickseed Common Coreopsis | |
| Coreopsis grandiflora var. harveyana | Largeflower Tickseed | |
| Coreopsis lanceolata | Lanceleaf Coreopsis Lance-leaved Coreopsis Lanceleaf Tickseed Sand Coreopsis | |
| Collomia linearis | Tiny Trumpet Narrow-leaf Mountain-trumpet Collomia | |
| Corallorhiza maculata | Summer Coralroot Spotted Coralroot Speckled Coral Root Large Coral Root Many-flowered Coral Root | |
| Corallorhiza maculata var. maculata | Summer Coralroot | |
| Cornus obliqua | Silky Dogwood Pale Dogwood Swamp Dogwood Kinnikinnik | |
| Corallorhiza odontorhiza | Autumn Coralroot Late Coralroot Fall Coral Root Late Southern Coral Root Small Coral Root Small-flowered Coral Root Chicken Toe Turkey Claw Dragon's Claw Fever Root Crawley Root Crawley | |
| Corallorhiza odontorhiza var. odontorhiza | Autumn Coral Root Autumn Coralroot Fall Coral-root Small-flowered Coral-root | |
| Corallorhiza odontorhiza var. pringlei | Autumn Coral Root Autumn Coralroot | |
| Comarum palustre | Purple Cinquefoil Purple Marshlocks Marsh Cinquefoil | |
| Comptonia peregrina | Sweet-fern Sweetfern | |
| Cornus racemosa | Gray Dogwood | |
| Coreopsis rosea | Pink Tickseed Rose Coreopsis Pink Coreopsis | |
| Cornus rugosa | Roundleaf Dogwood | |
| Coelorachis rugosa | Wrinkled Joint-tail Grass Wrinkled Jointgrass Wrinkled Jointtail Grass | |
| Cornus sericea | Red Osier Dogwood Red Osier Red-twig Dogwood | |
| Corydalis sempervirens | Rock Harlequin | |
| Cornus sericea ssp. sericea | Redosier Dogwood Red Osier Dogwood | |
| Coreopsis tinctoria | Plains Coreopsis Golden Tickseed Goldenwave Calliopsis | |
| Coreopsis tinctoria var. tinctoria | Golden Tickseed Golden-wave | |
| Corallorhiza trifida | Yellow Coralroot Early Coralroot | |
| Coptis trifolia | Threeleaf Goldthread Three-leaf Goldthread Canker Root | |
| Comandra umbellata | Bastard Toadflax | |
| Comandra umbellata ssp. umbellata | Bastard Toadflax | |
| Coreopsis verticillata | Threadleaf Coreopsis Whorled Tickseed Whorled Coreopsis | |
| Corallorhiza wisteriana | Spring Coral-root Spring Coral Root Early Southern Coral-root Wister's Coral-root Yellow Coral-root Arousing Coral-root Spring Coralroot | |
| Crataegus calpodendron | Pear Hawthorn Late Hawthorn Pear Haw Pear Thorn | |
| Croton capitatus | Hogwort Texas Goatweed | |
| Cryptotaenia canadensis | Canadian Honewort Wild Chervil | |
| Croton capitatus var. capitatus | Hogwort Woolly Croton | |
| Crataegus chrysocarpa | Fireberry Hawthorn | |
| Crataegus chrysocarpa var. chrysocarpa | Fireberry Hawthorn Red Haw Red-fruited Hawthorn Scarlet Hawthorn | |
| Crataegus coccinioides | Kansas Hawthorn | |
| Crataegus crus-galli | Cockspur Hawthorn Cockspur Thorn Newcastle Hawthorn Newcastle Thorn Hog Apple | |
| Crataegus dodgei | Dodge's Hawthorn Dodge Hawthorn | |
| Crataegus flabellata | Fanleaf Hawthorn | |
| Croton glandulosus | Tooth-leaved Croton Sand Croton Tropic Croton Vente Conmigo | |
| Croton glandulosus var. septentrionalis | Vente Conmigo | |
| Crataegus holmesiana | Holmes' Hawthorn | |
| Crataegus intricata | Copenhagen Hawthorn Thicket Hawthorn White Hawthorn White Thorn Scarlet Hawthorn Scarlet Haw Scarlet-fruited Hawthorn Scarlet-fruited Haw | |
| Crataegus macrosperma | Bigfruit Hawthorn Large-seeded Hawthorn | |
| Croton michauxii | Michaux's Croton | |
| Croton michauxii var. ellipticus | Michaux's Croton | |
| Crataegus mollis | Downy Hawthorn White Thorn Whitethorn Scarlet Hawthorn Scarlet Haw Red Haw Downy Thorn | |
| Crataegus pedicellata | Scarlet Hawthorn | |
| Crataegus pennsylvanica | Pennsylvania Hawthorn Pennsylvania Thorn | |
| Crataegus phaenopyrum | Washington Hawthorn Washington-thorn | |
| Crataegus pruinosa | Waxyfruit Hawthorn | |
| Crataegus punctata | Dotted Hawthorn White Thorn Dotted Haw | |
| Crotalaria sagittalis | Arrowhead Rattlebox | |
| Cryptogramma stelleri | Fragile Rockbrake | |
| Crataegus succulenta | Fleshy Hawthorn | |
| Crataegus uniflora | Dwarf Hawthorn One-flowered Hawthorn | |
| Ctenium aromaticum | Toothache Grass | |
| Cuscuta cephalanthi | Buttonbush Dodder Button-bush Dodder | |
| Cuscuta compacta | Compact Dodder | |
| Cuscuta coryli | Hazel Dodder | |
| Cuscuta compacta var. compacta | Compact Dodder | |
| Cuscuta gronovii | Scaldweed Dodder | |
| Cuscuta gronovii var. gronovii | Scaldweed Love Dodder | |
| Cuscuta indecora | Bigseed Alfalfa Dodder Largeseed Dodder Pretty Dodder | |
| Cuscuta indecora var. indecora | Big Seed Alfalfa Dodder Bigseed Alfalfa Dodder Large-seeded Dodder | |
| Cuscuta indecora var. neuropetala | Big Seed Dodder Bigseed Dodder Large-seeded Dodder | |
| Cuscuta megalocarpa | Big-fruit Dodder Bigfruit Dodder | |
| Cunila origanoides | Common Dittany | |
| Cuscuta pentagona | Fiveangled Dodder | |
| Cuscuta pentagona var. pentagona | Fiveangled Dodder | |
| Cuscuta polygonorum | Smartweed Dodder Knotweed Dodder | |
| Cuphea viscosissima | Blue Waxweed Clammy Cuphea Tarweed | |
| Cypripedium acaule | Moccasin Flower Pink Lady's Slipper | |
| Cyperus aggregatus | Inflated-scale Flat Sedge Inflated-scale Flatsedge Inflatedscale Flatsedge | |
| Cycloloma atriplicifolium | Winged Pigweed | |
| Cyperus bipartitus | Slender Flatsedge Shining Cyperus | |
| Cystopteris bulbifera | Bulblet Bladder Fern | |
| Cypripedium candidum | White Lady's Slipper Small White Lady's Slipper | |
| Cyperus compressus | Poorland Flatsedge | |
| Cyperus croceus | Baldwin's Flatsedge | |
| Cyperus dentatus | Toothed Flatsedge | |
| Cyperus diandrus | Umbrella Flatsedge | |
| Cyperus echinatus | Globe Flatsedge | |
| Cyperus eragrostis | Tall Flatsedge Tall Cyperus | |
| Cyperus erythrorhizos | Redroot Flatsedge | |
| Cyperus esculentus | Yellow Nutsedge Chufa Sedge Yellow Nut-grass | |
| Cyperus filicinus | Fern Flat Sedge Fern Flatsedge | |
| Cyperus flavescens | Pale Flatsedge Yellow Flat Sedge Yellow Flatsedge | |
| Cyperus grayi | Eastern Gray's Flat Sedge Gray's Flatsedge Gray’s Sedge | |
| Cyperus hystricinus | Bristly Flatsedge | |
| Cyperus lancastriensis | Manyflower Flatsedge Porter's Sedge | |
| Cyperus lecontei | Le Conte's Flat Sedge Le Conte's Flatsedge | |
| Cyperus lupulinus | Great Plains Flatsedge | |
| Cyperus lupulinus ssp. lupulinus | Great Plains Flat Sedge Great Plains Flatsedge Hop Sedge | |
| Cyperus lupulinus ssp. macilentus | Great Plains Flatsedge Sand Cyperus | |
| Cyperus odoratus | Fragrant Flatsedge Fragrant Sedge | |
| Cypripedium parviflorum | Yellow Lady's-slipper Orchid Lesser Yellow Lady's Slipper | |
| Cypripedium parviflorum var. makasin | Greater Yellow Lady's Slipper | |
| Cypripedium parviflorum var. pubescens | Greater Yellow Lady's Slipper Large Yellow Lady's Slipper | |
| Cypripedium parviflorum var. parviflorum | Lesser Yellow Lady's Slipper | |
| scientific name | common name(s) | image gallery |
