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 |
| Coreopsis lanceolata | Lanceleaf Coreopsis Lance-leaved Coreopsis Lanceleaf Tickseed Sand Coreopsis | |
| Corydalis micrantha | Smallflower Fumewort Southern Corydalis Golden Corydalis | |
| Corydalis micrantha ssp. australis | Smallflower Fumewort | |
| Corydalis micrantha ssp. micrantha | Small-flower Fumewort Smallflower Fumewort | |
| Cotinus obovatus | American Smoke Tree Texas Smoke Tree Wild Smoke Tree Smoke Tree Smokebush Chittamwood | |
| 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 | |
| Coreopsis palmata | Stiff Tickseed Stiff Coreopsis Finger Coreopsis | |
| Coreopsis pubescens | Star Tickseed Hairy Tickseed | |
| Coreopsis pubescens var. pubescens | Star Tickseed Hairy Tickseed | |
| Coreopsis pubescens var. robusta | Star Tickseed | |
| Conyza ramosissima | Dwarf Horseweed Dwarf Fleabane | |
| Cornus racemosa | Gray Dogwood | |
| Coelorachis rugosa | Wrinkled Joint-tail Grass Wrinkled Jointgrass Wrinkled Jointtail Grass | |
| Coreopsis tinctoria | Plains Coreopsis Golden Tickseed Goldenwave Calliopsis | |
| Coreopsis tinctoria var. tinctoria | Golden Tickseed Golden-wave | |
| Coreopsis tripteris | Tall Tickseed Tall Coreopsis | |
| Comandra umbellata | Bastard Toadflax | |
| Comandra umbellata ssp. umbellata | Bastard Toadflax | |
| Collinsia verna | Spring Blue Eyed Mary Spring Blue-eyed Mary | |
| Coreopsis verticillata | Threadleaf Coreopsis Whorled Tickseed Whorled Coreopsis | |
| Collinsia violacea | Violet Blue-eyed Mary | |
| Commelina virginica | Virginia Dayflower | |
| Corallorhiza wisteriana | Spring Coral-root Spring Coral Root Early Southern Coral-root Wister's Coral-root Yellow Coral-root Arousing Coral-root Spring Coralroot | |
| Crinum americanum | American Crinum Lily Seven Sisters Swamp Lily Southern Swamp Lily String Lily Crinum Lily | |
| Crassula aquatica | Water Pygmyweed | |
| Crataegus arborea | Montgomery Hawthorn | |
| Crataegus brachyacantha | Blueberry Haw Blueberry Hawthorn Hoghaw Pomette Bleue | |
| Crataegus calpodendron | Pear Hawthorn Late Hawthorn Pear Haw Pear Thorn | |
| Crataegus carrollensis | Eureka Springs Hawthorn | |
| Croton capitatus | Hogwort Texas Goatweed | |
| Cryptotaenia canadensis | Canadian Honewort Wild Chervil | |
| Croton capitatus var. capitatus | Hogwort Woolly Croton | |
| Croton capitatus var. lindheimeri | Woolly Croton Lindheimer's Hogwort Woolly Texas Goatweed Woolly Doveweed | |
| Crataegus coccinioides | Kansas Hawthorn | |
| Crataegus crus-galli | Cockspur Hawthorn Cockspur Thorn Newcastle Hawthorn Newcastle Thorn Hog Apple | |
| Crataegus dissona | Northern Hawthorn | |
| Croptilon divaricatum | Slender Scratchdaisy Scratch Daisy Granite Daisy | |
| Crataegus engelmannii | Engelmann's Hawthorn | |
| Crataegus flabellata | Fanleaf Hawthorn | |
| Croton glandulosus | Tooth-leaved Croton Sand Croton Tropic Croton Vente Conmigo | |
| Croton glandulosus var. septentrionalis | Vente Conmigo | |
| Crataegus harveyana | Harvey's Hawthorn | |
| Croptilon hookerianum | Hooker's Scratchdaisy | |
| Croptilon hookerianum var. validum | Hooker's Scratchdaisy | |
| Crataegus ×incaedua | Hawthorn | |
| Crataegus intricata | Copenhagen Hawthorn Thicket Hawthorn White Hawthorn White Thorn Scarlet Hawthorn Scarlet Haw Scarlet-fruited Hawthorn Scarlet-fruited Haw | |
| Crataegus latebrosa | Densewoods Hawthorn | |
| Crataegus lanuginosa | Woolly Hawthorn | |
| Croton lindheimerianus | Threeseed Croton | |
| Croton lindheimerianus var. lindheimerianus | Threeseed Croton | |
| Crataegus macrosperma | Bigfruit Hawthorn Large-seeded Hawthorn | |
| Crataegus marshallii | Parsley Hawthorn Parsleyleaf Hawthorn | |
| Croton michauxii | Michaux's Croton | |
| Croton michauxii var. ellipticus | Michaux's Croton | |
| Croton michauxii var. michauxii | Michaux's Croton | |
| Crataegus mollis | Downy Hawthorn White Thorn Whitethorn Scarlet Hawthorn Scarlet Haw Red Haw Downy Thorn | |
| Croton monanthogynus | Prairie Tea One-seed Croton Doveweed Dove Weed Prairie Goatweed | |
| Crataegus nitida | Glossy Hawthorn | |
| Crataegus ×notha | Hawthorn | |
| Crataegus opaca | Mayhaw Western Mayhaw May Hawthorn Riverflat Hawthorn Applehaw May Haw | |
| Crataegus phaenopyrum | Washington Hawthorn Washington-thorn | |
| Crataegus pruinosa | Waxyfruit Hawthorn | |
| Crataegus punctata | Dotted Hawthorn White Thorn Dotted Haw | |
| Crataegus reverchonii | Reverchon's Hawthorn Reverchon Hawthorn | |
| Crotalaria rotundifolia | Rabbitbells | |
| Crepis runcinata | Fiddleleaf Hawksbeard | |
| Crotalaria sagittalis | Arrowhead Rattlebox | |
| Crataegus spathulata | Littlehip Hawthorn Pasture Hawthorn Smallfruit Hawthorn | |
| Crataegus succulenta | Fleshy Hawthorn | |
| Crataegus thermopegaea | Graceful Hawthorn | |
| Crataegus uniflora | Dwarf Hawthorn One-flowered Hawthorn | |
| Crataegus viridis | Green Hawthorn Southern Hawthorn | |
| Crataegus viridis var. viridis | Green Hawthorn | |
| Cuscuta cephalanthi | Buttonbush Dodder Button-bush Dodder | |
| Cuscuta compacta | Compact Dodder | |
| Cuscuta coryli | Hazel Dodder | |
| Cuscuta compacta var. compacta | Compact Dodder | |
| Cuscuta cuspidata | Cusp Dodder Dodder Angel Hair | |
| Cucurbita foetidissima | Stinking Gourd Buffalo Gourd Missouri Gourd Stink Gourd Wild Gourd | |
| Cuscuta glomerata | Rope 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. longisepala | Big Seed Dodder Bigseed Dodder Large-seeded Dodder | |
| Cuscuta indecora var. neuropetala | Big Seed Dodder Bigseed Dodder Large-seeded Dodder | |
| Cuscuta obtusiflora | Peruvian Dodder | |
| Cuscuta obtusiflora var. glandulosa | Peruvian Dodder Southern Dodder | |
| Cunila origanoides | Common Dittany | |
| Cucurbita pepo | Field Pumpkin | |
| Cuscuta pentagona | Fiveangled Dodder | |
| Cucurbita pepo var. ovifera | Field Pumpkin | |
| Cucurbita pepo var. ozarkana | Ozark Melon | |
| Cuscuta pentagona var. pentagona | Fiveangled Dodder | |
| Cuscuta polygonorum | Smartweed Dodder Knotweed Dodder | |
| Cuscuta rostrata | Beaked Dodder | |
| Cuphea viscosissima | Blue Waxweed Clammy Cuphea Tarweed | |
| Cyperus acuminatus | Tapertip Flatsedge | |
| scientific name | common name(s) | image gallery |
