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 |
| Collinsia sparsiflora var. sparsiflora | Few Flowered Collinsia Few-flowered Collinsia Spinster's Blue Eyed Mary Spinster's Blue-eyed Mary | |
| Corallorhiza striata | Hooded Coralroot Striped Coralroot Bigelow's Coral Root Macrae's Coral Root Madder Stripes | |
| Coreopsis stillmanii | Stillman's Tickseed | |
| Corallorhiza striata var. striata | Hooded Coralroot | |
| Corallorhiza striata var. vreelandii | Vreeland's Coral Root Vreeland's Coralroot | |
| Collomia tenella | Diffuse Collomia Slender Collomia Diffuse Mountain-trumpet | |
| Cordylanthus tecopensis | Tecopa Bird's Beak Tecopa Bird's-beak Tecopa Salty Bird's Beak | |
| Cordylanthus tenuis | Slender Bird's Beak Slender Bird's-beak | |
| Cordylanthus tenuis ssp. brunneus | Serpentine Bird's Beak Serpentine Bird's-beak | |
| Cordylanthus tenuis ssp. barbatus | Fresno County Bird's Beak Fresno County Bird's-beak | |
| Cordylanthus tenuis ssp. capillaris | Pennell's Bird's Beak Pennell's Bird's-beak | |
| Cordylanthus tenuis ssp. pallescens | Pallid Bird's Beak Pallid Bird's-beak | |
| Cordylanthus tenuis ssp. tenuis | Slender Bird's Beak Slender Bird's-beak | |
| Cordylanthus tenuis ssp. viscidus | Slender Bird's Beak Slender Bird's-beak Sticky Bird's Beak Viscid Bird's Beak | |
| Collinsia tinctoria | Sticky Chinese Houses | |
| Collomia tinctoria | Staining Collomia Yellow Staining Collomia Yellow-staining Mountain-trumpet | |
| Coreopsis tinctoria | Plains Coreopsis Golden Tickseed Goldenwave Calliopsis | |
| Coreopsis tinctoria var. atkinsoniana | Atkinson's Tickseed Atkinson's Coreopsis Columbia Coreopsis Golden Tickseed Calliopsis | |
| Coreopsis tinctoria var. tinctoria | Golden Tickseed Golden-wave | |
| Collinsia torreyi | Torrey's Blue Eyed Mary | |
| Collinsia torreyi var. brevicarinata | Torrey's Blue Eyed Mary Torrey's Blue-eyed Mary Torrey's Collinsia | |
| Collinsia torreyi var. latifolia | Broad Leafed Collinsia Broad Leaved Collinsia Broad-leafed Collinsia Torrey's Blue Eyed Mary Torrey's Blue-eyed Mary | |
| Collinsia torreyi var. torreyi | Torrey's Blue Eyed Mary Torrey's Blue-eyed Mary Torrey's Collinsia | |
| Collinsia torreyi var. wrightii | Wright's Blue Eyed Mary Wright's Blue-eyed Mary Wright's Collinsia | |
| Collomia tracyi | Tracy's Collomia Tracy's Mountain-trumpet | |
| Corallorhiza trifida | Yellow Coralroot Early Coralroot | |
| Comandra umbellata | Bastard Toadflax | |
| Comandra umbellata ssp. californica | Bastard Toad Flax Bastard Toadflax California Bastard Toadflax | |
| Cornus unalaschkensis | Western Cordilleran Bunchberry Alaskan Bunchberry | |
| Coreopsis wrightii | Rock Tickseed Golden-wave | |
| Crepis acuminata | Tapertip Hawksbeard Hawksbeard | |
| Cryptogramma acrostichoides | American Rockbrake | |
| Crepis acuminata ssp. acuminata | Tapertip Hawksbeard | |
| Cryptantha affinis | Quill Cryptantha Quill Cat's-eye Common Cryptantha Side-grooved Cryptantha Side Grooved Cryptantha Slender Cryptantha | |
| Cryptantha ambigua | Basin Cryptantha Basin Cat's-eye Wickes Cryptantha Wilke's Cryptantha Wilkes Cryptantha | |
| Cryptantha angustifolia | Panamint Cryptantha | |
| Crassula aquatica | Water Pygmyweed | |
| Crepis bakeri | Baker's Hawksbeard | |
| Cryptantha barbigera | Bearded Cryptantha Bearded Catseye Bearded Cat's-eye Bearded Forget Me Not Narrowleaf Nievitas | |
| Crepis bakeri ssp. bakeri | Baker's Hawksbeard | |
| Crepis bakeri ssp. cusickii | Cusick's Hawksbeard | |
| Crossosoma bigelovii | Ragged Rockflower Crossosoma | |
| Crossosoma bigelovii var. bigelovii | Bigelow's Ragged Rock Flower Ragged Rockflower Rockflower | |
| Cryptogramma cascadensis | Cascade Parsley Fern Cascade Rockbrake | |
| Crataegus castlegarensis | Castlegar Hawthorn Hawthorn | |
| Crossosoma californicum | California Rockflower Catalina Rockflower | |
| Croton californicus | Barbasco California Croton Desert Croton | |
| Croton californicus var. californicus | California Croton Desert Croton | |
| Croton californicus var. tenuis | California Croton Desert Croton | |
| Cryptantha circumscissa | Cushion Cryptantha Cushion Annual Cat's-eye Cushion Catseye Matted Cryptantha Western Forget Me Not | |
| scientific name | common name(s) | image gallery |
