United Kingdom

Caucasian persimmon

Diospyros lotus

Caucasus catmint

Nepeta grandiflora

Carline Thistle Leafhopper

Euscelis venosa

Carnation

Dianthus caryophyllus

Carolina bristlemallow

Modiola caroliniana

Carolina fanwort

Cabomba caroliniana

Carolina Lovegrass

Eragrostis pectinacea

Carolina mosquitofern

Azolla caroliniana

Carolina poplar

Populus canadensis

carpet beetle

Attagenus trifasciatus

Carpet Box

Pachysandra terminalis

Carrot-Fern

Conium maculatum

Carthusian snail

Monacha cartusiana

Caruana's slug

Deroceras invadens

Caspic willow

Salix acutifolia

Celandine

Chelidonium majus

Cemetary Spurge

Euphorbia cyparissias

Centipede

Mecistocephalus maxillaris

Cerambyx Longicorn

Cerambyx cerdo

Cereal rye

Secale cereale

Chameleon

Houttuynia cordata

Chamois Ragwort

Senecio doronicum

Charlock mustard

Sinapis arvensis

Chattonella marina

Checkerberry

Gaultheria procumbens

Chestnut Blight

Cryphonectria parasitica

Chinese Fountain-bamboo

Fargesia spathacea

Chinese Foxtail

Setaria faberi

Chinese Honeysuckle

Lonicera japonica

Chinese Mallow

Malva verticillata

Chinese Parsley

Coriandrum sativum

Chinese Pokeweed

Phytolacca polyandra

Chinese privet

Ligustrum sinense

Chinese Silvergrass

Miscanthus sinensis

Chinese tallow

Triadica sebifera

Chinese Teaplant

Lycium chinense

Chinese windmill palm

Trachycarpus fortunei

Chickweed

Stellaria media

Chilean evening primrose

Oenothera stricta

Chilean jessamine

Cestrum parqui

Chilean myrtle

Luma apiculata

Chinaberrytree

Melia azedarach

Chinaman's hat

Calyptraea chinensis

Chinese Brake

Pteris vittata

Circular-leaved Cotoneaster

Cotoneaster hissaricus

Citrus flower moth

Prays citri

Cladosiphon zosterae

Clammy Sowthistle

Sonchus tenerrimus

Clary

Salvia sclarea

Clasping heliotrope

Heliotropium amplexicaule

Clasping Henbit

Lamium amplexicaule

Clasping pepperweed

Lepidium perfoliatum

Christmastree

Abies alba

chrysalis snail

Lauria cylindracea

Chrysanthemum Gall Midge

Rhopalomyia chrysanthemi

Chrysomyxa abietis

Cinnamom Rose

Rosa majalis

Clay-Coloured Weevil

Otiorhynchus singularis

cloud grass

Agrostis nebulosa

Churchyard beetle, Cellar beetle

Blaps mucronata