Capsella bursa-pastoris
Shepherd's-purse
Capsicum annum
Sweet Pepper
Capsicum frutescens
Guinea Pepper
Cardamine corymbosa
New Zealand Bitter-cress
Cardamine flexuosa
Wavy Bitter-cress
Cardamine hirsuta
Hairy Bitter-cress
Cardamine impatiens
Narrow-leaved Bitter-cress
Cardamine occulta
Cryptic Bittercress
Cardamine pratensis
Cuckooflower
Cardamine quinquefolia
Whorled Coralroot
Cardiocrinum giganteum
Cardiospermum halicacabum
Lesser Balloon Vine
Carduus crispus
Welted Thistle
Carduus nutans
Musk Thistle
Carduus tenuiflorus
Slender Thistle
Carex acuta
Slender Tufted-sedge
Carex acutiformis
Lesser Pond-sedge
Carex arenaria
Sand Sedge
Carex binervis
Green-ribbed Sedge
Carex canescens
White Sedge
Carex caryophyllea
Spring-sedge
Carex demissa
Common Yellow-sedge
Carex depauperata
Starved Wood-sedge
Carex dioica
Dioecious Sedge
Carex disticha
Brown Sedge
Carex divulsa
Grey Sedge
Carex echinata
Star Sedge
Carex elata
Tufted-sedge
Carex flacca
Glaucous Sedge
Carex hirta
Hairy Sedge
Carex lasiocarpa
Slender Sedge
Carex lepidocarpa
Long-stalked Yellow-sedge
Carex leporina
Oval Sedge
Carex limosa
Bog-sedge
Carex montana
Soft-leaved Sedge
Carex muricata
Small-fruited Prickly-sedge
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 pulicaris
Flea Sedge
Carex remota
Remote Sedge
Carex riparia
Greater Pond-sedge
Carex rostrata
Bottle Sedge
Carex sp
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 gaudiniana
Carex x prolixa
A Hybrid Sedge
Carissa macrocarpa
Natal Plum
Carlina vulgaris
Carline Thistle
Carpinus betulus
Hornbeam
Carpobrotus edulis
Hottentot-fig
Carum carvi
Caraway
Caryota mitis
Fishtail palm
Cascabela thevetia
Yellow Oleander
Cassia artemisioides
Feathery Cassia
Cassia fistula
Golden Shower Tree
Castanea sativa
Sweet Chestnut
Castilla elastica
Panama Rubber Tree
Casuarina equisetifolia
Coastal She-oak
Catabrosa aquatica
Whorl-grass