Catmint 'Dawn to Dusk' Catmint (spp.)
Catmint 'Blue Wonder' Catmint 'Dropmore'
Catmint 'Six Hills Giant' Catmint 'Snowflake'
Catmint 'Walker's Low' Catmint: sibirica
Catmint: subsessilis Catnip 'Dawn to Dusk'
Catnip, Siberian Cat's Claw
Cats Ears 'Rubra' Cat's Moustache (spp.)
Cat's Moustache White Cat's Tail Aloe
Cat's Tail, Dwarf 'Summer Love' Cat's Tail, Red Hot (spp.)
Cat's Tail, Red-Hot Cat's Whiskers (spp.)
Cat's Whiskers White Cat's Whiskers: spicatus
'Catskill' Linden Viburnum Cattail, Broadleaf
Cattail, Graceful Dwarf Cattail, Miniature
Cattail, Narrow Leaved Cattley Guava
Cattley Guava: littorale 'Cattleya' Astilbe
Caucasian Comfrey Caucasian Elm
Caucasian Leopardsbane (spp.) Caucasian Leopardsbane 'Little Leo'
Caucasian Maple (spp.) Caucasian Maple Golden
Caucasian Oak Caucasian Spurge
Caucasian Zelkova Cauliflower Ears Variegated
Cayenne Jasmine (spp.) Cayenne Jasmine 'First Kiss Blueberry'
Cayenne Jasmine 'Parasol' Cayenne Jasmine 'Pastels Mix'
Cayenne Jasmine 'Pretty in Rose' Cayenne Jasmine 'Raspberry Cooler'
Cayenne Jasmine 'Rose Carpet' Cayenne Jasmine 'Stardust Mix'
Cayenne Jasmine 'Stardust Orchid' Cayenne Pepper 'Black Pearl'
Cayenne Pepper 'Blushing Beauty' Cayenne Pepper 'Carmen'
Cayenne Pepper 'Chilly Chili' Cayenne Pepper 'Explosive Ember'
Cayenne Pepper 'Explosive Ignite' Cayenne Pepper 'Marbles'
Cayenne Pepper 'Mariachi' Cayenne Pepper 'Melody'
Ceanothus 'Rodeo Lagoon' Ceanothus (spp.)
Ceanothus 'Skylark' Ceanothus, Carmel (spp.)
Ceanothus, Carmel 'Carmel Creeper' Ceanothus, Carmel 'Hurricane Point'
Ceanothus, Carmel 'Louis Edmunds' Ceanothus, Feltleaf (spp.)
Ceanothus, Feltleaf 'Trewithen Blue' Ceanothus, Green bark
Ceanothus, Hairy Ceanothus, Jimbrush
Ceanothus, Maritime 'Claremont' Ceanothus, Maritime 'Dusty Dawn'
Ceanothus, Monterey 'Snowball' Ceanothus, Mt. Tranquillon 'Gerda Isenberg'
Ceanothus, Navarro (spp.) Ceanothus, Point Reyes
Ceanothus, Rowe 'Gerda Isenberg' Ceanothus, Santa Barbara (spp.)
Ceanothus, Santa Barbara 'Jondenberg' Ceanothus, Santa Barbara 'Vandenberg'
Ceanothus, Warty-stem Ceanothus, White Coast
Ceanothus: cuneatus fascicularis Ceanothus: cuneatus rigidus
Ceanothus: gloriosus, Point Reyes Ceanothus: hybrid 'Blue Buttons'
Ceanothus: hybrid 'Dark Star' Ceanothus: hybrid 'Gentian Plume'
Ceanothus: hybrid 'Joyce Coulter' Ceanothus: hybrid 'Julia Phelps'
Ceanothus: hybrid 'Knowles Ryerson' Ceanothus: hybrid 'Marie Simon'
Ceanothus: hybrid 'Santa Ana' Ceanothus: hybrid 'Sierra Snow'
Ceanothus: hybrid 'Spring Valley' Ceanothus: pallidushybrid roseus
Ceanothus: spp. Ceanothus: veitchianushybrid
'Cecelia Brown' Japanese Skimmia 'Cecilia Lee' Dead Nettle
'Cecilia' White Spruce