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 |
| Chenopodium berlandieri var. macrocalycium | Pitseed Goosefoot Seabeach Pigweed Large Calyx Goosefoot | |
| Chenopodium capitatum | Blite Goosefoot | |
| Chamaecrista fasciculata | Partridge Pea Sleepingplant Sensitive Plant | |
| Chamaecrista fasciculata var. fasciculata | Partridge Pea Showy Partridge-pea Beeflower | |
| Chenopodium foggii | Fogg's Goosefoot | |
| Chenopodium fremontii | Fremont's Goosefoot Fremont Goosefoot | |
| Chenopodium fremontii var. fremontii | Fremont Goosefoot Fremont's Goosefoot | |
| Chamaesyce glyptosperma | Ribseed Sandmat Rib-seeded Sand Mat | |
| Chelone glabra | White Turtlehead | |
| Chamaelirium luteum | Fairywand Blazing Star | |
| Chelone lyonii | Pink Turtlehead | |
| Chrysopsis mariana | Maryland Goldenaster Maryland Golden-aster | |
| Chamaesyce maculata | Spotted Spurge Spotted Euphorbia Spotted Sandmat Milk Purslane Prostrate Spurge | |
| Chamaecrista nictitans | Sensitive Partridge Pea Partridge-pea Sensitive Pea | |
| Chamaecrista nictitans var. nictitans | Sensitive Partridge Pea | |
| Chamaesyce nutans | Nodding Spurge Eyebane | |
| Chamaesyce polygonifolia | Seaside Sandmat | |
| Chaerophyllum procumbens | Spreading Chervil | |
| Chenopodium pratericola | Desert Goosefoot | |
| Chaerophyllum procumbens var. procumbens | Spreading Chervil Wild Chervil | |
| Chenopodium rubrum | Red Goosefoot | |
| Chamaesyce serpyllifolia | Thyme-leaf Sandmat Thyme-leafed Spurge Thymeleaf Sandmat Thymeleaf Spurge | |
| Chamaesyce serpyllifolia ssp. serpyllifolia | Thymeleaf Sandmat Thymeleaf Spurge | |
| Chenopodium simplex | Mapleleaf Goosefoot | |
| Chaenactis stevioides | Steve's Dustymaiden Desert Pincushion Esteve’s Pincushion | |
| Chenopodium standleyanum | Standley's Goosefoot | |
| Chamaesyce stictospora | Slimseed Sandmat Slimseed Spurge Mat Spurge Narrow-seeded Spurge | |
| Chamaesyce vermiculata | Wormseed Sandmat Hairy Spurge Worm-seed Sand-mat | |
| 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 | |
| Cicuta bulbifera | Bulblet-bearing Water Hemlock | |
| Cirsium discolor | Field Thistle | |
| Cirsium horridulum | Bristle Thistle Yellow Thistle Horrid Thistle Purple Thistle Spiny Thistle Bull Thistle | |
| Cirsium horridulum var. horridulum | Horrid Thistle Yellow Thistle | |
| Circaea ×intermedia | Enchanter's Nightshade | |
| 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 muticum | Swamp Thistle | |
| Cirsium pumilum | Pasture Thistle | |
| Clinopodium arkansanum | Limestone Calamint | |
| Clintonia borealis | Bluebead Yellow Bluebead-lily Clintonia Blue-bead Lily | |
| Claytonia caroliniana | Carolina Springbeauty | |
| Claytonia caroliniana var. caroliniana | Carolina Springbeauty | |
| Clematis ochroleuca | Curlyheads | |
| Clintonia umbellulata | White Clintonia White Bluebead-lily Speckled Wood-lily | |
| Claytonia virginica | Virginia Springbeauty Springbeauty | |
| Claytonia virginica var. virginica | Virginia Springbeauty | |
| Clinopodium vulgare | Wild Basil | |
| Conopholis americana | American Cancer-root Squawroot | |
| Corispermum americanum | American Bugseed | |
| Corispermum americanum var. americanum | American Bugseed | |
| Corydalis aurea | Scrambled Eggs Golden Corydalis | |
| Cornus canadensis | Bunchberry Dogwood Canadian Bunchberry | |
| Collinsonia canadensis | Richweed Stoneroot Citronella Horsebalm | |
| Conyza canadensis | Horseweed Canadian Horseweed | |
| Conyza canadensis var. canadensis | Canadian Horseweed | |
| Conyza canadensis var. pusilla | Canadian Horseweed | |
| Conioselinum chinense | Chinese Hemlockparsley | |
| 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 | |
| Corydalis flavula | Yellow Fumewort Yellow Harlequin | |
| 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 | |
| Corallorhiza maculata var. occidentalis | Summer Coralroot | |
| 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 | |
| Coreopsis rosea | Pink Tickseed Rose Coreopsis Pink Coreopsis | |
| Corydalis sempervirens | Rock Harlequin | |
| Corallorhiza striata | Hooded Coralroot Striped Coralroot Bigelow's Coral Root Macrae's Coral Root Madder Stripes | |
| Corallorhiza striata var. striata | Hooded Coralroot | |
| Corallorhiza trifida | Yellow Coralroot Early Coralroot | |
| Coptis trifolia | Threeleaf Goldthread Three-leaf Goldthread Canker Root | |
| Collinsia verna | Spring Blue Eyed Mary Spring Blue-eyed Mary | |
| Crassula aquatica | Water Pygmyweed | |
| Cryptotaenia canadensis | Canadian Honewort Wild Chervil | |
| Crotalaria sagittalis | Arrowhead Rattlebox | |
| Cryptogramma stelleri | Fragile Rockbrake | |
| Cuscuta compacta | Compact Dodder | |
| Cuscuta coryli | Hazel Dodder | |
| Cuscuta compacta var. compacta | Compact Dodder | |
| Cuscuta megalocarpa | Big-fruit Dodder Bigfruit Dodder | |
| Cuscuta obtusiflora | Peruvian Dodder | |
| Cunila origanoides | Common Dittany | |
| Cucurbita pepo | Field Pumpkin | |
| Cuphea viscosissima | Blue Waxweed Clammy Cuphea Tarweed | |
| Cypripedium acaule | Moccasin Flower Pink Lady's Slipper | |
| Cypripedium ×andrewsii | Andrews' Lady's-slipper | |
| Cypripedium ×andrewsii var. ×andrewsii | Hybrid Ladyslipper | |
| Cypripedium ×andrewsii var. landonii | Hybrid Ladyslipper | |
| Cypripedium arietinum | Ram's Head Lady's Slipper | |
| Cycloloma atriplicifolium | Winged Pigweed | |
| scientific name | common name(s) | image gallery |
