Chenopodium album
Fat-hen
Chenopodium vulvaria
Stinking Goosefoot
Chrysosplenium
Chrysosplenium alternifolium
Alternate-leaved Golden-saxifrage
Chrysosplenium oppositifolium
Opposite-leaved Golden-saxifrage
Cichorium intybus
Chicory
Circaea alpina
Alpine Enchanter's-nightshade
Circaea lutetiana
Enchanter's-nightshade
Circaea x intermedia
Upland Enchanter's-nightshade
Cirsium acaule
Dwarf Thistle
Cirsium arvense
Creeping Thistle
Cirsium dissectum
Meadow Thistle
Cirsium eriophorum
Woolly Thistle
Cirsium oleraceum
Cabbage Thistle
Cirsium palustre
Marsh Thistle
Cirsium vulgare
Spear Thistle
Cirsium x celakovskianum
Cladium mariscus
Great Fen-sedge
Claytonia perfoliata
Springbeauty
Claytonia sibirica
Pink Purslane
Clematis montana
Himalayan Clematis
Clematis vitalba
Traveller's-joy
Clinopodium acinos
Basil Thyme
Clinopodium ascendens
Common Calamint