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Claw, Devil’s
Proboscidea parviflora ✍
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Clustering Barrel Cactus
Ferocactus robustus
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Clayton’s Sweetroot
Osmorhiza claytonii
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Clustertop Vervain
Verbena bonariensis ✍
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Clearweed
Pilea pumila
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Clustervine, Hairy
Jacquemontia tamnifolia ✍
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Cleft Phlox
Phlox bifida ✍
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Clustervine, Pineland
Jacquemontia curtissii ✍
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Clematis, Jackman
Clematis × jackmanii ✍
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Coachwhip
Fouquieria splendens
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Clematis, Wild
Clematis virginiana
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Coast Live Oak
Quercus agrifolia
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Cleveland Sage
Salvia clevelandii ✍
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Coast Prickly Pear
Opuntia littoralis
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Cliff Barrel Cactus
Ferocactus cylindraceus
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Coast Redwood
Sequoia sempervirens
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Cliff Stonecrop
Sedum nevii
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Coast Spice Bush
Cneoridium dumosum f. ex ✍
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Cliffbrake, Purple-stem
Pellaea atropurpurea ✍
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Coastal Agave
Agave shawii
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Cliffrose
Purshia stansburiana ✍
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Coastal Jointweed
Polygonella articulata
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Cliffrose, Stansbury
Purshia stansburiana ✍
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Coastal Mannagrass
Glyceria obtusa
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Climbing False Buckwheat
Polygonum scandens
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Coastal Plain Flat-topped Goldenrod
Euthamia caroliniana
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Climbing Fern
Lygodium palmatum
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Coastal Plain Willow
Salix caroliniana ✍
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Climbing Hempvine
Mikania scandens ✍
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Coastal Rosemary
Westringia fruticosa
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Climbing Nightshade
Solanum dulcamara
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Coastal Sand Verbena
Abronia latifolia
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Clinton's Lily
Clintonia borealis
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Cobra Lily
Darlingtonia californica ✍
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Clintonia
Clintonia borealis
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Cobwebby Indian Paintbrush
Castilleja arachnoidea
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Clintonia, Yellow
Clintonia borealis
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Cochal
Myrtillocactus cochal ✍
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Closed Bottle Gentian
Gentiana andrewsii
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Cocklebur, Canada
Xanthium strumarium var. canadense
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Clotbur, Beach
Xanthium strumarium var. canadense
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Cocklebur, Rough
Xanthium strumarium var. canadense
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Clover, Alsike
Trifolium hybridum
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Cockscomb
Celosia ✍
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|
Clover, Bush
Lespedeza capitata
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Cockscomb Coral
Clavulina cristata ✍
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Clover, Crimson
Trifolium incarnatum
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Cocktail Grapefruit
Citrus × paradisi ‘Cocktail’ ✍
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Clover, Field
Trifolium campestre
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Cock’s Comb
Celosia ✍
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Clover, Golden
Trifolium aureum
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Coconut Palm
Cocos nucifera
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Clover, Hares-foot
Trifolium arvense
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Cocoyam
Colocasia esculenta ✍
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Clover, Hop
Trifolium aureum
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Codlins-and-cream
Epilobium hirsutum
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Clover, Oldfield
Trifolium arvense
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Coffee, Wild
Psychotria nervosa ✍
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Clover, Pink
Trifolium pratense
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Coffeeberry
Simmondsia chinensis
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Clover, Rabbit-foot
Trifolium arvense
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Coffeetree, Kentucky
Gymnocladus dioicus ✍
|
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Clover, Rabbitfoot
Trifolium arvense
|
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Cohosh
Actaea rubra
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Clover, Stinking
Cleome serrulata
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Cohosh, Black
Actaea racemosa
|
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|
Clover, Stone
Trifolium arvense
|
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Cohosh, Black
Actaea racemosa var. racemosa
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Clover, White
Trifolium repens
|
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Cohosh, Blue
Caulophyllum thalictroides
|
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Club Cactus
Cylindropuntia fulgida var. fulgida
|
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Cohosh, Red
Actaea rubra
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Club Moss
Lycopodium ✍
|
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Cohune Palm
Attalea cohune ✍
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Club Moss
Syntrichia ✍
|
|
Cola Nut
Cola gigantea ✍
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Club, Golden
Orontium aquaticum
|
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Coleus
Solenostemon scutellarioides ‘Copper’ ✍
|
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Clubmoss, Bristly
Lycopodium annotinum ✍
|
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Colorada, Biznaga
Ferocactus gracilis
|
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Clubmoss, Common
Lycopodium clavatum ✍
|
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Colorado Blue Columbine
Aquilegia coerulea var. ochroleuca ✍
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Clubmoss, Deeproot
Lycopodium tristachyum ✍
|
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Colorado Blue Spruce
Picea pungens ‘Glauca’ ✍
|
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Clubmoss, Fir
Huperzia selago
|
|
Colorado Blue Spruce
Picea pungens cv. Montgomery ✍
|
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Clubmoss, Interrupted
Lycopodium annotinum ✍
|
|
Colorado Blue spruce
Picea pungens ✍
|
|
Clubmoss, Rare
Lycopodium obscurum ✍
|
|
Colorado Four O’clock
Mirabilis multiflora
|
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Clubmoss, Tree
Lycopodium obscurum ✍
|
|
Colorado Spruce
Picea pungens ✍
|
|
Cluckies
Aquilegia canadensis
|
|
Colorodo Desert Marigold
Baileya pauciradiata
|
|
Clumpfoot Cabbage
Symplocarpus foetidus
|
|
Coltsfoot
Tussilago farfara
|
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Clumping Serviceberry
Amelanchier canadensis ‘Lamarckii’
|
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Columbine
Aquilegia coerulea var. ochroleuca ✍
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Clustered Bushmint
Hyptis alata
|
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Columbine
Aquilegia coerulea
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