Camellia 'Ole' Camellia japonica
Camellia japonica 'Amity Wilson' Camellia japonica 'Betty Sheffield'
Camellia japonica 'Carol Delight' Camellia japonica 'Coral Pink Lotus'
Camellia japonica 'Disneyland' Camellia japonica 'Drama Girl'
Camellia japonica 'Duchess of Southland' Camellia japonica 'Fred Sander'
Camellia japonica 'Gigantea' Camellia japonica 'Grandiflora Rosea'
Camellia japonica 'Julia Drayton' Camellia japonica 'Kramer's Supreme™'
Camellia japonica 'Lady Clare' Camellia japonica 'Mabel Bryan'
Camellia japonica 'Marie Bracey' Camellia japonica 'Mathotiana'
Camellia japonica 'Pink Parade' Camellia japonica 'R.L. Wheeler'
Camellia japonica 'Rev. John G. Drayton' Camellia japonica 'Sara-Sa'
Camellia japonica 'Satonella' Camellia japonica 'Scentsation'
Camellia japonica 'Shiro Chan' Camellia japonica 'Sweet Delight'
Camellia japonica 'Unryu' Camellia japonica 'Valentine Day'
Camellia japonica 'Ville de Nantes' Camellia reticulata 'Captain Rawes'
Camellia sasanqua Camellia sasanqua 'Long Island Pink'
Camellia sinensis Camellia x williamsii 'Bow Bells'
Camellia x williamsii 'Francis Hanger' Camellia x williamsii 'George Blandford'
Camellia x williamsii 'Golden Spangles' Camellia x williamsii 'J.C. Williams'
Camellia x williamsii 'St. Ewe' Cantua buxifolia
Capparis cynophallophora Capparis flexuosa
Capparis spinosa Caragana arborescens
Caragana arborescens 'Globosa' Caragana arborescens 'Pendula'
Caragana brevifolia Caragana frutex
Caragana pygmaea Carissa macrocarpa
Carissa macrocarpa 'Boxwood Beauty' Carissa macrocarpa 'Horizontalis'
Carmichaelia exsul Carpenteria californica
Carpenteria californica 'Elizabeth' Carpinus betulus 'Pendula'
Carpolepis laurifolia Caryopteris 'Grand Bleu'
Caryopteris x clandonensis Caryopteris x clandonensis 'Arthur J. Simmonds'
Caryopteris x clandonensis 'Blue Knoll' Caryopteris x clandonensis 'Dark Knight'
Caryopteris x clandonensis 'First Choice' Caryopteris x clandonensis 'Heavenly Blue'
Caryopteris x clandonensis 'Janice (Lil Miss Sunshine™)' Caryopteris x clandonensis 'Kew Blue'
Caryopteris x clandonensis 'Longwood Blue' Caryopteris x clandonensis 'Minibleu(Petit Bleu™)'
Caryopteris x clandonensis 'Worcester Gold' Caryopteris divaricata 'Snow Fairy'
Caryopteris incana Caryopteris incana 'Jason(Sunshine Blue®)'
Casasia clusiifolia Cassia bahamensis
Cassia eremophila Cassiope mertensiana ssp. californica
Castanea pumila Catalpa speciosa 'Aurea'
Ceanothus x 'Blue Buttons' Ceanothus x 'Blue Jeans'
Ceanothus x 'Gentian Plume' Ceanothus x 'Joyce Coulter'
Ceanothus x 'Julia Phelps' Ceanothus x 'Knowles Ryerson'
Ceanothus x 'Marie Simon' Ceanothus x 'Nipumu'
Ceanothus x 'Ray Hartman' Ceanothus x 'Santa Ana'
Ceanothus x 'Sierra Snow' Ceanothus x 'Spring Valley'
Ceanothus 'Concha' Ceanothus americanus
Ceanothus arboreus Ceanothus arboreus 'Cliff Schmidt'
Ceanothus arboreus 'Trewithen Blue' Ceanothus cuneatus 'Rodeo Lagoon'
Ceanothus cuneatus var. fascicularis Ceanothus cuneatus var. rigidus
Ceanothus gloriosus Ceanothus gloriosus exaltatus
Ceanothus gloriosus exaltatus 'Emily Brown' Ceanothus griseus var. horizontalis
Ceanothus griseus var. horizontalis 'Carmel Creeper' Ceanothus griseus var. horizontalis 'Diamond Heights'
Ceanothus griseus var. horizontalis 'Hurricane Point' Ceanothus griseus var. horizontalis 'Louis Edmunds'
Ceanothus impressus Ceanothus impressus 'Jondenberg'
Ceanothus impressus 'Vandenberg' Ceanothus maritimus 'Claremont'
Ceanothus maritimus 'Dusty Dawn' Ceanothus oliganthus
Ceanothus oliganthus var. sorediathus Ceanothus x pallidus 'Minmari (Marie Bleu™)'
Ceanothus x pallidus var. roseus Ceanothus papillosus var. roweanus 'Gerda Isenberg'
Ceanothus rigidus 'Snowball' Ceanothus spinosus
Ceanothus spp. Ceanothus thyrsiflorus
Ceanothus thyrsiflorus 'Skylark' Ceanothus thyrsiflorus 'Snow Flurry'
Ceanothus x veitchianus Ceanothus verrucosus
Ceanothus vestitus