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 |
| Chaerophyllum procumbens var. procumbens | Spreading Chervil Wild Chervil | |
| Chenopodium standleyanum | Standley's Goosefoot | |
| Chimaphila umbellata | Pipsissewa | |
| Chimaphila umbellata ssp. cisatlantica | Pipsissewa Common Wintergreen Prince's-pine | |
| Chionanthus virginicus | White Fringetree Fringe Tree Snowflower Tree Flowering Ash Old Man's Beard Grandfather Graybeard Grancy Graybeard | |
| Chrysogonum virginianum | Green And Gold Green-and-gold | |
| Chrysogonum virginianum var. virginianum | Northern Green And Gold Green And Gold | |
| Circaea alpina | Small Enchanter's Nightshade | |
| Cirsium altissimum | Tall Thistle | |
| Circaea alpina ssp. alpina | Small Enchanter's Nightshade | |
| Cinna arundinacea | Sweet Woodreed Common Woodreed | |
| Cirsium discolor | Field Thistle | |
| Circaea lutetiana | Broadleaf Enchanter's Nightshade | |
| Circaea lutetiana ssp. canadensis | Broadleaf Enchanter's Nightshade | |
| Cicuta maculata | Spotted Water Hemlock Water-hemlock Beaver Poison | |
| Cicuta maculata var. maculata | Spotted Water Hemlock | |
| Cirsium pumilum | Pasture Thistle | |
| Clitoria mariana | Atlantic Pigeonwings Butterfly Pea | |
| Claytonia virginica | Virginia Springbeauty Springbeauty | |
| Clematis viorna | Vasevine Leatherflower | |
| Clematis virginiana | Devil's Darning Needles Virgin's Bower Old Man's Beard | |
| Claytonia virginica var. virginica | Virginia Springbeauty | |
| Clinopodium vulgare | Wild Basil | |
| Conopholis americana | American Cancer-root Squawroot | |
| Cornus amomum | Silky Dogwood Red Willow Silky Cornel | |
| Corylus americana | American Hazelnut American Filbert | |
| Collinsonia canadensis | Richweed Stoneroot Citronella Horsebalm | |
| Conyza canadensis | Horseweed Canadian Horseweed | |
| Conyza canadensis var. canadensis | Canadian Horseweed | |
| Conoclinium coelestinum | Blue Mistflower Wild Ageratum Blue Boneset | |
| Commelina erecta | Dayflower Widow's Tears White-mouth Dayflower Whitemouth Dayflower | |
| Commelina erecta var. erecta | Whitemouth Dayflower Day Flower Widow's Tears | |
| Cornus florida | Flowering Dogwood Virginia Dogwood Florida Dogwood White Cornel Arrowwood American Boxwood False Box St. Peter's Crown Corona De San Pedro | |
| Corydalis flavula | Yellow Fumewort Yellow Harlequin | |
| 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 | |
| Comptonia peregrina | Sweet-fern Sweetfern | |
| Cornus rugosa | Roundleaf Dogwood | |
| 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 | |
| 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 | |
| Croton capitatus | Hogwort Texas Goatweed | |
| Cryptotaenia canadensis | Canadian Honewort Wild Chervil | |
| Croton capitatus var. capitatus | Hogwort Woolly Croton | |
| Crataegus crus-galli | Cockspur Hawthorn Cockspur Thorn Newcastle Hawthorn Newcastle Thorn Hog Apple | |
| Crataegus intricata | Copenhagen Hawthorn Thicket Hawthorn White Hawthorn White Thorn Scarlet Hawthorn Scarlet Haw Scarlet-fruited Hawthorn Scarlet-fruited Haw | |
| Croton michauxii | Michaux's Croton | |
| Croton michauxii var. ellipticus | Michaux's Croton | |
| Crataegus phaenopyrum | Washington Hawthorn Washington-thorn | |
| Crotalaria sagittalis | Arrowhead Rattlebox | |
| Crataegus uniflora | Dwarf Hawthorn One-flowered Hawthorn | |
| 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 | |
| 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 bipartitus | Slender Flatsedge Shining Cyperus | |
| Cyperus compressus | Poorland Flatsedge | |
| Cyperus dentatus | Toothed Flatsedge | |
| Cyperus diandrus | Umbrella Flatsedge | |
| Cyperus echinatus | Globe Flatsedge | |
| Cyperus erythrorhizos | Redroot Flatsedge | |
| Cyperus esculentus | Yellow Nutsedge Chufa Sedge Yellow Nut-grass | |
| Cyperus flavescens | Pale Flatsedge Yellow Flat Sedge Yellow Flatsedge | |
| Cyperus hystricinus | Bristly Flatsedge | |
| Cynanchum laeve | Honeyvine | |
| Cyperus lancastriensis | Manyflower Flatsedge Porter's Sedge | |
| Cyperus lupulinus | Great Plains Flatsedge | |
| Cyperus lupulinus ssp. lupulinus | Great Plains Flat Sedge Great Plains Flatsedge Hop Sedge | |
| Cyperus odoratus | Fragrant Flatsedge Fragrant Sedge | |
| Cypripedium parviflorum | Yellow Lady's-slipper Orchid Lesser Yellow Lady's Slipper | |
| Cypripedium parviflorum var. pubescens | Greater Yellow Lady's Slipper Large Yellow Lady's Slipper | |
| Cyperus plukenetii | Plukenet's Flatsedge | |
| Cyperus polystachyos var. texensis | Bunchy Sedge Texan Flat Sedge Texan Flatsedge | |
| Cystopteris protrusa | Lowland Bladderfern | |
| Cyperus pseudovegetus | Marsh Flatsedge Marsh Flat Sedge | |
| Cyperus refractus | Reflexed Flat Sedge Reflexed Flatsedge Reflexed Umbrella-sedge | |
| Cyperus retrofractus | Rough Flatsedge | |
| Cyperus retrorsus | Pine Barren Flatsedge | |
| Cyperus retrorsus var. retrorsus | Pine Barren Flatsedge | |
| Cyperus squarrosus | Bearded Flatsedge | |
| Cyperus strigosus | Straw-colored Flatsedge | |
| Cystopteris tenuis | Upland Brittle Bladderfern | |
| Cynoglossum virginianum | Wild Comfrey | |
| Cynoglossum virginianum var. virginianum | Wild Comfrey Northern Wild Comfrey Southern Wild Comfrey Hound's-tongue | |
| Cyclachaena xanthiifolia | Carelessweed False Ragweed Giant Sumpweed Marsh Elder | |
| Danthonia compressa | Flattened Oatgrass | |
| Danthonia spicata | Poverty Oatgrass Poverty Wild Oat Grass Curly Grass | |
| scientific name | common name(s) | image gallery |
