Crepis capillaris
Smooth Hawk's-beard
Crossandra infundibuliformis
Firecracker Flower
Cruciata laevipes
Crosswort
Cryptogramma crispa
Parsley Fern
Cryptomeria japonica
Japanese Red-cedar
Cuphea carthagenensis
Colombian Waxweed
Cuphea hyssopifolia
False Heather
Cupressus nootkatensis
Nootka Cypress
Cupressus x leylandii
Leyland Cypress
Cycas revoluta
Sago Palm
Cydonia oblonga
Quince
Cymbopogon citratus
West Indian Lemon gGass
Cynoglossum officinale
Hound's-tongue
Cyperus alternifolius
Cyperus brevifolia
Cypripedium calceolus
Lady's-slipper
Cyrtostachys renda
Blume
Daboecia cantabrica
St Dabeoc's Heath
Daboecia x scotica
Dactylorhiza fuchsii
Common Spotted-orchid
Dactylorhiza incarnata
Early Marsh-orchid
Dactylorhiza maculata
Heath Spotted-orchid
Dactylorhiza praetermissa
Southern Marsh-orchid
Dactylorhiza purpurella
Northern Marsh-orchid