Carex x prolixa
A Hybrid Sedge
Carlina vulgaris
Carline Thistle
Carpinus betulus
Hornbeam
Cassia fistula
Golden Shower Tree
Castanea sativa
Sweet Chestnut
Casuarina equisetifolia
Coastal She-oak
Cedrus deodara
Deodar
Cedrus libani
Cedar-of-Lebanon
Centaurea cyanus
Cornflower
Centaurea debeauxii
Slender Knapweed
Centaurea nigra
Common Knapweed
Centaurea scabiosa
Greater Knapweed
Centaurium erythraea
Common Centaury
Centaurium portense
Perennial Centaury
Centranthus ruber
Red Valerian
Cephalanthera damasonium
White Helleborine
Cephalanthera rubra
Red Helleborine
Cerastium semidecandrum
Little Mouse-ear
Cerastium tomentosum
Snow-in-summer
Ceratocapnos claviculata
Climbing Corydalis
Ceratostigma plumbaginoides
Plumbago
Chaenorhinum minus
Small Toadflax
Chaenorhinum origanifolium
Malling Toadflax
Chaerophyllum temulum
Rough Chervil