Carex nigra
Common Sedge
Carex nigra agg.
Common Sedge
Carex otrubae
False Fox-sedge
Carex pallescens
Pale Sedge
Carex panicea
Carnation Sedge
Carex paniculata
Greater Tussock-sedge
Carex pendula
Pendulous Sedge
Carex pilulifera
Pill Sedge
Carex pseudocyperus
Cyperus Sedge
Carex remota
Remote Sedge
Carex riparia
Greater Pond-sedge
Carex rostrata
Bottle Sedge
Carex strigosa
Thin-spiked Wood-sedge
Carex sylvatica
Wood-sedge
Carex vaginata
Sheathed Sedge
Carex vesicaria
Bladder-sedge
Carex vulpina
True Fox-sedge
Carex x prolixa
A Hybrid Sedge
Carlina vulgaris
Carline Thistle
Carpinus betulus
Hornbeam
Catabrosa aquatica
Whorl-grass
Catapodium rigidum
Fern-grass
Centaurea nigra
Common Knapweed
Centaurea scabiosa
Greater Knapweed
Centaurium erythraea
Common Centaury
Centaurium littorale
Seaside Centaury
Centaurium portense
Perennial Centaury
Centaurium pulchellum
Lesser Centaury
Centaurium scilloides
Perennial Centaury
Cephalanthera damasonium
White Helleborine
Cephalanthera longifolia
Narrow-leaved Helleborine
Cephalanthera rubra
Red Helleborine
Cerastium alpinum
Alpine Mouse-ear
Cerastium arvense
Field Mouse-ear
Cerastium diffusum
Sea Mouse-ear
Cerastium fontanum
Common Mouse-ear
Cerastium glomeratum
Sticky Mouse-ear
Cerastium pumilum
Dwarf Mouse-ear
Cerastium semidecandrum
Little Mouse-ear
Cerastium x maureri
Ceratocapnos claviculata
Climbing Corydalis
Ceratophyllum demersum
Rigid Hornwort
Chaerophyllum temulum
Rough Chervil
Chamaenerion angustifolium
Rosebay Willowherb
Chara virgata
Delicate Stonewort
Chara vulgaris
Common Stonewort
Chenopodium album
Fat-hen
Chrysosplenium alternifolium
Alternate-leaved Golden-saxifrage
Chrysosplenium oppositifolium
Opposite-leaved Golden-saxifrage
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 heterophyllum
Melancholy Thistle
Cirsium palustre
Marsh Thistle
Cirsium vulgare
Spear Thistle
Cirsium x celakovskianum
Cladium mariscus
Great Fen-sedge
Clematis vitalba
Traveller's-joy
Clinopodium acinos
Basil Thyme
Clinopodium ascendens
Common Calamint
Clinopodium vulgare
Wild Basil
Cochlearia anglica
English Scurvygrass
Cochlearia danica
Danish Scurvygrass
Cochlearia officinalis
Common Scurvygrass
Cochlearia officinalis agg
Common Scurvygrass
Cochlearia officinalis agg.
Scurvygrass