Cerastium semidecandrum
Little Mouse-ear
Cerastium tomentosum
Snow-in-summer
Ceratocapnos claviculata
Climbing Corydalis
Ceratophyllum demersum
Rigid Hornwort
Ceratostigma plumbaginoides
Plumbago
Cercidiphyllum japonicum
Katsura
Cercis siliquastrum
Judas-tree
Chaenorhinum minus
Small Toadflax
Chaenorhinum origanifolium
Malling Toadflax
Chaerophyllum temulum
Rough Chervil
Chamaecyparis lawsoniana
Lawson's Cypress
Chamaenerion angustifolium
Rosebay Willowherb
Chara aspera
Rough Stonewort
Chara virgata
Delicate Stonewort
Chelidonium majus
Greater Celandine
Chenopodiastrum murale
Nettle-leaved Goosefoot
Chenopodium album
Fat-hen
Chenopodium vulvaria
Stinking Goosefoot
Chlorophytum orchidastrum
Orange Spider Plant
Chrysosplenium
Chrysosplenium alternifolium
Alternate-leaved Golden-saxifrage
Chrysosplenium oppositifolium
Opposite-leaved Golden-saxifrage
Cichorium intybus
Chicory
Circaea alpina
Alpine Enchanter's-nightshade