Cakile maritima
Sea Rocket
Caladium bicolor
Heart of Jesus
Caladium praetermissum
Hilo Beauty
Calamagrostis canescens
Purple Small-reed
Calamagrostis epigejos
Wood Small-reed
Calathea crotalifera
Rattlesnake Plant
Calathea lutea
Bijao
Calathea zebrina
Zebra Plant
Calendula officinalis
Pot Marigold
Calliandra surinamensis
Pink Powder Puff
Callindra houstoniana
Callistephus chinensis
China aster
Callitriche brutia
Pedunculate Water-starwort
Callitriche sp.
Callitriche stagnalis
Common Water-starwort
Calluna vulgaris
Heather
Calocedrus decurrens
Californian Incense-cedar
Calopogonium mucunoides
Calopo
Calotropis gigantea
Giant Calotrope
Caltha palustris
Marsh-marigold
Calycanthus occidentalis
Californian Allspice
Calystegia pulchra
Hairy Bindweed
Calystegia sepium
Hedge Bindweed
Calystegia silvatica
Large Bindweed