Callistephus chinensis
China aster
Calopogonium mucunoides
Calopo
Calotropis gigantea
Giant Calotrope
Calystegia pulchra
Hairy Bindweed
Camassia quamash
Camonea umbellata
Yellow Wood Rose
Campanula cervicaria
Bristly Bellflower
Campanula glomerata
Clustered Bellflower
Campanula latifolia
Giant Bellflower
Campanula patula
Spreading Bellflower
Campanula persicifolia
Peach-leaved Bellflower
Campanula rapunculoides
Creeping Bellflower
Cantharanthus roseus
Pink Periwinkle
Cardamine impatiens
Narrow-leaved Bitter-cress
Cardamine occulta
Cryptic Bittercress
Cardiospermum halicacabum
Lesser Balloon Vine
Carduus nutans
Musk Thistle
Carex otrubae
False Fox-sedge
Carex pseudocyperus
Cyperus Sedge
Carex vulpina
True Fox-sedge
Carpinus betulus
Hornbeam
Caryota mitis
Fishtail Palm
Cascabela thevetia
Yellow Oleander
Cassia fistula
Golden Shower Tree