Cephalanthera damasonium
White Helleborine
Cephalanthera longifolia
Narrow-leaved Helleborine
Cephalanthera rubra
Red Helleborine
Chlorophytum comosum
Spider-plant
Cladium mariscus
Great Fen-sedge
Clivia spp.
Coeloglossum viride
Frog Orchid
Colchicum
Colchicum alpinum
Alpine Saffron
Colchicum autumnale
Meadow Saffron
Convallaria majalis
Lily-of-the-valley
Cordyline australis
Cabbage-palm
Crinum asiaticum
Crinum (asiaticum#var#japonicum)
Crocosmia
Montbretia "Lucifer"
Crocosmia x crocosmiiflora
Montbretia
Crocus laevigatus
Crocus (laevigatus)
Crocus neapolitanus
Spring Crocus
Crocus nudiflorus
Autumn Crocus
Crocus sativus
Saffron Crocus
Crocus speciosus
Bieberstein's Crocus
Crocus tommasinianus
Early Crocus
Crocus x luteus
Yellow Crocus
Cynosurus cristatus
Crested Dog's-tail
Cyperus fuscus
Brown Galingale