Common plant names.
Below is a list of plant names beginning with the letter 'C', listed by common name. Click a letter of the alphabet to see a list of plants with common names beginning with that letter. Alternatively click here to see the plants listed alphabetically by botanic name.
Common names: ABCDEFGHIJKLMNOPQRSTUVWXYZ
| Common name | Botanic name |
|---|---|
| Cabbage, Kale, Brussel Sprout | Brassica oleracea |
| Cabbage, Spring cabbage | Brassica oleracea Capitata Group |
| Cabbage, Earliana | Brassica oleracea Capitata Group 'Golden Acre' |
| Cabbage | Brassica oleracea Capitata Group 'Greyhound' |
| Cabbage, Savoy cabbage | Brassica oleracea var. sabauda 'Ice King' F1 hybrid |
| Cabbage | Brassica oleracea Capitata Group 'Minicole' F1 hybrid |
| Cabbage | Brassica oleracea Capitata Group 'Offenham' |
| Cabbage, Savoy cabbage | Brassica oleracea var. sabauda 'Ormskirk' |
| Cabbage | Brassica oleracea var. sabauda 'Primo' |
| Cabbage, Red cabbage | Brassica oleracea var. capitata f. rubra 'Red Drumhead' |
| Cabbage, Red cabbage | Brassica oleracea var. capitata f. rubra 'Red Rookie' |
| Cabbage | Brassica oleracea var. sabauda 'Winnigstadt' |
| Cabbage, Chinese cabbage | Brassica rapa var. pekinensis 'Medania' F1 hybrid |
| Cabbage | Brassica oleracea 'Duncan' |
| Cabbage | Brassica oleracea 'Kilaxy' |
| Cabbage Palm | Cordyline |
| Cabbage rose | Rosa x centifolia |
| Cactus | Parodia formosa |
| Calamondin | x Citrofortunella microcarpa |
| California brome | Bromus carinata |
| California flannel bush | Fremontodendron 'California Glory' |
| California flannel bush | Fremontodendron 'Pacific Sunset' |
| California flannel bush | Fremontodendron californicum |
| California poppy | Eschscholzia californica |
| Californian lilac | Ceanothus |
| Californian lilac | Ceanothus 'Concha' |
| Californian lilac | Ceanothus 'Puget Blue' |
| Calla lily | Zantedeschia |
| Camas | Camassia leichtlinii 'Sacajawea' |
| Camellia | Camellia |
| Camellia | Camellia 'Inbricata Rubra' |
| Camellia | Camellia 'Nagasaki' |
| Camellia | Camellia x williamsii 'Donation' |
| Camomile | Chamaemelum nobile 'Flore Pleno' |
| Campanula | Campanula 'Monic' |
| Campanula | Campanula 'Bussage Blue' |
| Campanula, Milky bellflower | Campanula lactiflora 'Pritchard's Blue' |
| Canada thistle, Creeping thistle | Cirsium arvense |
| Canadian arrowhead | Sagittaria rigida |
| Canadian waterweed, Canadian pond weed | Elodea canadensis |
| Canary date palm, Patio palm | Phoenix canariensis |
| Canary grass | Phalaris canariensis |
| Candelabra primrose | Primula x bulleesiana |
| Candelabra primula | Primula bulleyana subsp. beesiana |
| Candelabra primula | Primula chungensis |
| Candelabra primula | Primula japonica |
| Candelabra primula | Primula japonica 'Postford White' |
| Candelabra primula | Primula prolifera |
| Candelabra primula | Primula bulleyana |
| Candy cane sorrel | Oxalis versicolor |
| Candytuft | Iberis |
| Canna lily | Canna |
| Cannabis | Cannabis sativa |
| Canterbury bell, , Bell flower, Bellflower, Cup and saucer | Campanula |
| Cape daisy, African daisy | Osteospermum |
| Cape fuchsia | Phygelius |
| Cape hyacinth | Galtonia |
| Cape leadwort, lead vine, blue plumbago, blister bush, Cape plumbago | Plumbago auriculata |
| Cape primrose | Streptocarpus |
| Cape-pondweed | Aponogeton distachyos |
| Caraway thyme | Thymus herba-barona |
| Cardinal flower, Lobelia | Lobelia cardinalis |
| Cardinal Flower | Lobelia cardinalis 'Queen Victoria' |
| Cardoon, Artichoke, Globe artichoke, Silver Cardoon | Cynara cardunculus |
| Cardoon, Artichoke, Cardoon | Cynara cardunculus 'Vert de Laon' |
| Carline Thistle | Carlina acaulis |
| Carline Thistle | Carlina acaulis subsp. simplex |
| Carnation | Dianthus 'Arosa' |
| Carnation, Pinks, Pink | Dianthus caryophyllus |
| Carnation sedge | Carex panicea |
| Carob | Ceratonia siliqua |
| Carrot | Daucus carota subsp. sativus 'Autumn King' |
| Carrot | Daucus carota subsp. sativus 'Berlicum' |
| Carrot | Daucus carota subsp. sativus 'Chantenay Red Cored' |
| Carrot | Daucus carota subsp. sativus 'Early Nantes' |
| Carrot | Daucus carota subsp. sativus 'First Pull' |
| Carrot | Daucus carota subsp. sativus 'Fly Away' |
| Carrot | Daucus carota subsp. sativus 'James Scarlet Intermediate' |
| Carrot | Daucus carota subsp. sativus 'Parabelle' |
| Carrot | Daucus carota 'Nantes 2-Early' |
| Carrot | Daucus carota 'Resistafly' |
| Carrot | Daucus carota 'Sugarsnax 54' |
| Cashew Nut | Anacardium occidentale |
| Cassava Tapioca | Manihot esculenta |
| Cast-iron Plant | Aspidistra elatior |
| Cat Thyme | Teucrium marum |
| Cat's ears | Antennaria dioica |
| Cat's ears | Antennaria dioica 'Rubra' |
| Catmint | Nepeta |
| Catmint | Nepeta 'Six Hills Giant' |
| Catmint | Nepeta x faassenii |
| Catmint, Catnip, Cat in Clover | Nepeta cataria |
| Catmint | Nepeta x faassenii 'Kitten Around' |
| Caucasian lime, Crimean lime | Tilia x euchlora |
| Caucasian snowdrop | Galanthus caucasicus |
| Caucasian walnut, Caucasian wingnut | Pterocarya fraxinifolia |
| Caulescent red-hot poker | Kniphofia caulescens |
| Cauliflower, Broccoli, Calabrese | Brassica oleracea Botrytis Group |
| Cauliflower | Brassica oleracea Botrytis Group 'Clemen' |
| Cauliflower | Brassica oleracea Botrytis Group 'Autumn Giant' |
| Cauliflower | Brassica oleracea Botrytis Group 'Clapton' |
| Cauliflower | Brassica oleracea Botrytis Group 'Dok Elgon' |
| Cauliflower | Brassica oleracea Botrytis Group 'Early Feltham' |
| Cauliflower | Brassica oleracea Botrytis Group 'English Winter April Queen' |
| Cauliflower, Brocolli | Brassica oleracea var. botrytis Botrytis Group 'Trixie' |
| Cauliflower | Brassica oleracea Botrytis Group 'Graffiti' |
| Ceanothus, Californian lilac | Ceanothus 'Cascade' |
| Ceanothus | Ceanothus 'Diamond Heights' |
| Ceanothus, Californian lilac | Ceanothus 'Topaze' |
| Ceanothus, Californian lilac | Ceanothus x delileanus 'Topaze' |
| Ceanothus, Californian lilac | Ceanothus arboreus |
| Ceanothus, Californian lilac | Ceanothus arboreus 'Trewithen Blue' |
| Ceanothus, Californian lilac | Ceanothus x delileanus |
| Ceanothus, Californian lilac | Ceanothus x delileanus 'Gloire de Versailles' |
| Cedar, Lebanon cedar, Cedar of Lebanon | Cedrus libani |
| Celandine poppy, Wood poppy | Stylophorum diphyllum |
| Celeriac, Turnip-rooted celery | Apium graveolens var. rapaceum 'Alabaster' |
| Celery | Apium graveolens var. dulce |
| Celery | Apium graveolens var. dulce 'Victoria' |
| Celosia | Celosia argentea var. plumosa 'Kimono Mix' |
| Celosia | Celosia argentea var. spicata 'Venezuela' |
| Century plant, American aloe | Agave americana |
| Chamomile, Dog fennel | Anthemis 'Mrs E C Buxton' |
| Chamomile, Lawn chamomile | Chamaemelum nobile 'Treneague' |
| Chamomile | x Cotanthemis |
| Chasmanthe | Chasmanthe bicolor |
| Chaste tree, vitex, chasteberry, lilac chastetree, monk's pepper | Vitex agnus-castus |
| Cherry | Prunus |
| Cherry | Prunus 'Amanogawa' |
| Cherry | Prunus 'Merton Glory' |
| Cherry, Sweet cherry | Prunus avium 'Fastigiata' |
| Cherry, Sweet cherry | Prunus 'Mount Fuji' |
| Cherry | Prunus avium 'Stella' |
| Cherry | Prunus cerasus 'Maynard' |
| Cherry | Prunus avium 'Celeste'® |
| Cherry | Prunus avium ('Penny'PBR) |
| Cherry | Prunus avium 'Colney' |
| Cherry | Prunus avium 'Summer Sun' |
| Cherry | Prunus avium 'Sweetheart' |
| Cherry | Prunus avium 'Sunburst' |
| Cherry | Prunus avium 'Merchant' |
| Cherry | Prunus 'Jacqueline' |
| Cherry | Prunus avium 'Regina' |
| Cherry laurel, Laurel | Prunus laurocerasus |
| Cherry plum | Prunus cerasifera 'Myrobalan' |
| Chervil | Anthriscus cerefolium |
| Chestnut rush | Juncus castaneus |
| Chickweed | Stellaria media |
| Chicory (UK), Leaf chicory, Endive, Belgian endive, Radicchio, Radichetta | Cichorium intybus var. foliosum |
| Chicory (UK), Leaf chicory, Endive, Belgian endive, Radicchio, Radichetta | Cichorium intybus var. foliosum 'Grumolo Bionda' |
| Chicory, Common chicory | Cichorium intybus |
| Chilean iris | Libertia formosa |
| Chilean lantern tree | Crinodendron hookerianum |
| Chilean rhubarb, Giant Rhubarb | Gunnera tinctoria |
| Chilean wine palm | Jubaea chilensis |
| Chilli | Capsicum 'Basket of Fire' |
| Chilli, Chilli Pepper, Hot Pepper, Bell pepper, Pepper, Sweet Pepper | Capsicum annuum |
| Chilli | Capsicum anuum 'Jalapeno' |
| Chilli | Capsicum anuum 'Scotch Bonnet' |
| Chilli | Capsicum anuum 'Tabasco' |
| Chilli | Capsicum anuum 'Trinidad Moruga Scorpion' |
| Chilli | Capsicum chinense |
| China rose | Rosa chinensis |
| Chinese artichoke, Artichoke | Stachys affinis |
| Chinese Astilbe, Goat's Beard | Astilbe chinensis |
| Chinese broccoli | Brassica oleracea Alboglabra Group |
| Chinese buttrercup | Trollius chinensis |
| Chinese cabbage, Cabbage | Brassica rapa var. pekinensis |
| Chinese elm | Ulmus parvifolia |
| Chinese fan palm, Chinese cabbage palm | Livistona chinensis |
| Chinese fountain grass | Pennisetum alopecuroides 'Hameln' |
| Chinese gooseberry, Kiwi fruit | Actinidia deliciosa |
| Chinese honeysuckle, Poor man's box | Lonicera nitida |
| Chinese juniper | Juniperus chinensis 'Blaauws Variety' |
| Chinese lantern | Physalis alkekengi |
| Chinese Magnolia | Magnolia sieboldii subsp. sinensis |
| Chinese meadow rue | Thalictrum delavayi 'Hewitt's Double' |
| Chinese rhubarb | Rheum palmatum var. tanguticum |
| Chinese sage | Salvia miltiorrhiza |
| Chinese white birch | Betula albosinesnis |
| Chinese wisteria, Chinese kidney bean | Wisteria sinensis |
| Chinese witch hazel | Loropetalum chinense |
| Chinese witch hazel | Loropetalum chinense 'Black Pearl' |
| Chives | Allium schoenoprasum |
| Chocolate mint, Chocolate peppermint | Mentha x piperita f. citrata 'Chocolate' |
| Chocolate Nut Tree, Cocoa, Cocoa tree | Theobroma cacao |
| Chocolate vine | Akebia quinata |
| Chokeberry | Aronia melanocarpa |
| Chokeberry | Aronia melanocarpa 'Autumn Magic' |
| Christmas berry | Photinia x fraseri 'Canivily' |
| Christmas berry | Photinia x fraseri 'Little Red Robin' |
| Christmas berry | Photinia x fraseri LOUISE 'Mclarlou'PBR |
| Christmas berry | Photinia x fraseri 'Carré Rouge' |
| Christmas box | Sarcococca humilis |
| Christmas cacti, Pork and Beans, Jelly bean plant | Sedum x rubrotinctum |
| Christmas cactus, Crab cactus | Schlumbergera truncata |
| Christmas cactus, Crab cactus | Schlumbergera x buckleyi |
| Christmas cherry, Ornamental orange, Winter cherry, Jerusalem cherry, Ipecac Nightshade, Madeira winter cherry | Solanum pseudocapsicum |
| Christmas cherry | Solanum capsicastrum |
| Christmas rose | Helleborus niger |
| Christmas Rose | Helleborus niger Harvington hybrids |
| Christmas rose, Lenten rose | Helleborus |
| Chusan palm, Chinese windmill palm, Hemp palm, Hardy windmill palm, Windmill palm, Palm | Trachycarpus fortunei |
| Cider gum | Eucalyptus gunnii FRANCE BLEU ('Rengun' PBR) |
| Cidrón | Aloysia citrodora |
| Cilician Fir | Abies cilicica |
| Cineraria | Senecio cineraria 'Silver Dust' |
| Cineraria | Senecio x hybridus |
| Cineraria | Senecio x hybridus 'Silver Dust' |
| Cinnamon | Cinnamomum verum |
| Clary sage | Salvia sclarea |
| Clematis | Clematis 'Buckland Beauty' |
| Clematis | Clematis 'Carnaby' |
| Clematis | Clematis 'Earnest Markham' |
| Clematis | Clematis 'Ernest Markham' |
| Clematis | Clematis 'Etoile Violette' |
| Clematis | Clematis 'Gipsy Queen' |
| Clematis | Clematis 'Honora' |
| Clematis | Clematis 'Jackmanii' |
| Clematis | Clematis 'Jackmanii Superba' |
| Clematis | Clematis 'Josephine' |
| Clematis | Clematis 'Keith Richardson' |
| Clematis | Clematis 'Lady Betty Balfour' |
| Clematis | Clematis 'Madame Julia Correvon' |
| Clematis | Clematis 'Miss Bateman' |
| Clematis | Clematis 'Nelly Moser' |
| Clematis | Clematis 'Niobe' |
| Clematis | Clematis 'Perle d'Azur' |
| Clematis | Clematis 'Polish Spirit' |
| Clematis | Clematis 'The President' |
| Clematis | Clematis 'Ville de Lyon' |
| Clematis | Clematis 'Vyvyan Pennell' |
| Clematis | Clematis alpina 'Albiflora' |
| Clematis | Clematis alpina var. ochotensis 'Blue Giant' |
| Clematis | Clematis alpina 'Burford White' |
| Clematis | Clematis alpina 'Constance' |
| Clematis | Clematis alpina 'Dr Ruppel' |
| Clematis | Clematis alpina var. ochotensis 'Frances Rivis' |
| Clematis | Clematis alpina 'Ocean Pearl' |
| Clematis | Clematis alpina 'Pamela Jackman' |
| Clematis | Clematis alpina 'Ruby' |
| Clematis | Clematis x cartmanii |
| Clematis | Clematis macropetala |
| Clematis | Clematis montana |
| Clematis | Clematis 'Bill MacKenzie' |
| Clematis | Clematis rehderiana |
| Clematis | Clematis rehderiana 'Huldine' |
| Clematis | Clematis tangutica |
| Clematis | Clematis texensis |
| Clematis | Clematis x triternata 'Rubromarginata' |
| Clematis | Clematis viticella 'Etoile Violette' |
| Clematis | Clematis viticella 'Madame Julia Correvon' |
| Clematis | Clematis viticella 'Polish Spirit' |
| Clematis | Clematis 'Purpurea Plena Elegans' |
| Clematis | Clematis viticella 'Ville de Lyon' |
| Clematis | Clematis alpina 'Candy' |
| Clematis | Clematis tangutica 'Bill MacKenzie' |
| Clematis | Clematis orientalis 'Bill MacKenzie' |
| Clematis | Clematis viticella 'Purpurea Plena Elegans' |
| Clematis | Clematis viticella 'Elegans Plena' |
| Clematis | Clematis 'Ocean Pearl' |
| Climbing corydalis | Corydalis |
| Climbing fuchsia | Fuchsia 'Lady Boothby' |
| Climbing hydrangea | Hydrangea petiolaris |
| Close-headed alpine sedge | Carex norvegica |
| Clove tree, Clove | Syzygium aromaticum |
| Club sedge | Carex buxbaumii |
| Coastal plain joe-pyeweed | Eutrochium dubium |
| Cobnut tree | Corylus maxima |
| Cobra lily | Chasmanthe aethiopica |
| Cobra lily | Darlingtonia californica |
| Cockscomb | Celosia cristata |
| Cocksfoot, Cock's foot | Dactylis glomerata |
| Cockspur | Echinochloa crus-galli |
| Coconut palm, Coconut | Cocos nucifera |
| Coffee | Coffea arabica |
| Coleus | Solenostemon KONG RED (Kong Series) |
| Colima Fir | Abies colimensis |
| Colima Fir | Abies religiosa subsp. religiosa |
| Colorado spruce | Picea pungens 'Globosa' |
| Columbine, Granny's bonnet | Aquilegia |
| Columbine, Aquilegia | Aquilegia vulgaris 'Robin' (Songbird series Series) |
| Columbine | Aquilegia alpina |
| Columbine | Aquilegia bertolonii |
| Columbine | Aquilegia chrysantha |
| Columbine | Aquilegia chrysantha 'Yellow Queen' |
| Columbine | Aquilegia fragrans |
| Columbine | Aquilegia scopulorum |
| Columbine | Aquilegia vulgaris var. stellata |
| Columbine | Aquilegia vulgaris 'Adelaide Addison' |
| Columbine, Aquilegia | Aquilegia vulgaris var. stellata 'Blue Barlow' (Barlow series Series) |
| Columbine | Aquilegia vulgaris 'Bluebird' (Songbird series Series) |
| Columbine | Aquilegia vulgaris 'Goldfinch' (Songbird series Series) |
| Columbine | Aquilegia vulgaris 'Magpie' |
| Columbine | Aquilegia vulgaris 'Nivea' |
| Columbine | Aquilegia vulgaris var. stellata 'Ruby Port' |
| Columbine | Aquilegia flabellata 'Georgia' (State series Series) |
| Columbine | Aquilegia 'EarlybirdTM Purple Blue' |
| Columbine | Aquilegia 'EarlybirdTM Red Yellow' |
| Comfrey | Symphytum |
| Common bent | Agrostis capillaris |
| Common box, Box | Buxus sempervirens 'Suffruticosa' |
| Common buckthorn, Purging buckthorn | Rhamnus cathartica |
| Common chamomile, Roman chamomile | Chamaemelum nobile |
| Common club rush | Schoenoplectus lacustris subsp. tabenaemontani |
| Common comfrey, True comfrey | Symphytum officinale |
| Common cord grass | Spartina anglica |
| Common cottongrass | Eriophorum angustifolium |
| Common couch | Elytrigia repens |
| Common duckweed | Lemna minor |
| Common Elder, Elder, Elderberry | Sambucus nigra |
| Common English ivy, Ivy | Hedera helix |
| Common fennel, Fennel, Giant fennel | Foeniculum vulgare |
| Common fig, Fig, Edible fig | Ficus carica 'Digitata' |
| Common Ginger, Ginger | Zingiber officinale |
| Common gum cistus | Cistus grandiflorus |
| Common gum cistus | Cistus x cyprius |
| Common hogweed | Heracleum sphondylium |
| Common hollyhock | Althaea rosea |
| Common Horsetail, Field Horsetail, Mare's tail | Equisetum arvense |
| Common hyssop | Hyssopus officinalis |
| Common ivy | Hedera helix 'Goldchild' |
| Common ivy | Hedera helix 'Gold Harald' |
| Common ivy | Hedera helix 'Golden Child' |
| Common laurustinus | Viburnum tinus |
| Common laurustinus | Viburnum tinus 'Eve Price' |
| Common lilac | Syringa vulgaris |
| Common lilac | Syringa vulgaris 'Sensation' |
| Common lilac | Syringa vulgaris 'Madame Lemoine' |
| Common lime | Tilia x vulgaris |
| Common maidenhair fern, Maidenhair fern | Adiantum aethiopicum |
| Common mallow, Field mallow | Malva sylvestris |
| Common morning glory, Convolvulus | Ipomoea purpurea |
| Common myrtle, Myrtle | Myrtus communis |
| Common nettle, Stinging nettle, Nettle, Stinger | Urtica dioica |
| Common peony, Anomalous peony | Paeonia anomala |
| Common pivet, Wild privet | Ligustrum vulgare |
| Common rasp-fern | Doodia media |
| Common reed | Phragmites australis |
| Common rock rose | Helianthemum nummularium 'Pink Angel' |
| Common rosemary, Rosemary | Rosmarinus officinalis |
| Common rue | Ruta graveolens |
| Common sage, Sage | Salvia officinalis 'Icterina' |
| Common saltmarsh grass | Puccinellia maritima |
| Common sedge | Carex nigra |
| Common spike rush | Eleocharis palustris |
| Common spotted orchid | Dactylorhiza fuchsii |
| Common Stinkhorn | Phallus impudicus |
| Common thyme, Thyme | Thymus vulgaris |
| Common toadflax | Linaria vulgaris |
| Common Valerian | Valeriana officinalis |
| Common wallflower | Cheiranthus cheiri |
| Common wallflower, bleeding heart | Erysimum cheiri |
| Common wallflower, bleeding heart | Erysimum suffruticosum |
| Common water plantain, Water plantain | Alisma plantago-aquatica |
| Common yellow day lily, Yellow day-lily | Hemerocallis lilioasphodelus |
| Common yucca, Adam's needle | Yucca filamentosa |
| Compact brome | Bromus madritensis |
| Compact grape hyacinth | Muscari botryoides |
| Compact Marjoram | Origanum vulgare var. compactum |
| Compact rush | Juncus conglomeratus |
| Coneflower | Echinacea |
| Coneflower | Echinacea purpurea 'Magnus' |
| Coneflower | Echinacea purpurea 'White Lustre' |
| Coneflower, Purple coneflower | Echinacea purpurea 'White Swan' |
| Coneflower | Rudbeckia laciniata 'Herbstsonne' |
| Coneflower, Rudbeckia, Black-eyed susan | Rudbeckia hirta |
| Coneflower, Cut-leaved coneflower, Thimbleweed | Rudbeckia laciniata 'Goldquelle' |
| Coneflower | Echinacea purpurea 'Sunseekers White' |
| Coneflower | Echinacea 'Sunseeker Mineola' |
| Coneflower, Rudbeckia | Rudbeckia hirta 'Tetra Green Eyes' |
| Coneflower, North American daisy, Black-eyed susan | Rudbeckia |
| Confused fescue | Festuca lemanii |
| Convolvulus, Silver Bush | Convolvulus cneorum |
| Copper beauty, Witch hazel | Hamamelis x intermedia 'Jelena' |
| Coral bark maple | Acer palmatum 'Sango-kaku' |
| Coral bark maple | Acer 'Senkaki' |
| Coral bark maple | Acer palmatum var. dissectum 'Sango-kaku' |
| Coral Bells, Coral Flower | Heuchera sanguinea 'Firefly' |
| Coral Bells, Coral Flower, Alum Root | Heuchera sanguinea ''Leuchtkäfer'' |
| Coral plant | Berberidopsis corallina |
| Coral plant | Russelia equisetiformis |
| Coral spurge | Euphorbia corallioides |
| Coral-bark maple | Acer palmatum 'Senkaki' |
| Coralberry | Symphoricarpos orbiculatus |
| Cordyline | Cordyline indivisa |
| Cordyline, Cabbage Tree, Torbay Palm | Cordyline australis |
| Coreopsis | Coreopsis 'Yellow Sunray' |
| Coriander | Coriandrum sativum |
| Coriander | Coriandrum sativum 'Morocco' |
| Corkscrew hazel, Harry Lauder's walking stick, Contorted hazel | Corylus avellana 'Contorta' |
| Corkscrew rush | Juncus effusus f. spiralis |
| Corkscrew willow | Salix babylonica var. pekinensis 'Tortuosa' |
| Corky-Fruited Water Dropwort | Oenanthe pimpinelloides |
| Corn cockle | Agrostemma githago |
| Corn lily | Ixia |
| Corn marigold | Chrysanthemum segetum |
| Corn poppy, Shirley poppy, Common poppy, Poppy | Papaver rhoeas |
| Cornelian cherry | Cornus mas |
| Cornflower | Centaurea cyanus |
| Cornstalk dracaena, Striped dracaena, Chinese money tree | Dracaena fragrans |
| Corsican mint, Spanish mint, Rock mint | Mentha requienii |
| Corsican pine | Pinus nigra var. maritima |
| Corsican pine | Pinus nigra subsp. laricio |
| Cosmos | Cosmos bipinnatus |
| Cosmos | Cosmos bipinnatus 'Sensation' |
| Cosmos | Cosmos bipinnatus 'Sonata Pink' |
| Cotoneaster | Cotoneaster conspicuus 'Decorus' |
| Cotoneaster | Cotoneaster splendens 'Sabrina' |
| Cotton deergrass | Trichophorum alpinum |
| Cotton lavender, Lavender cotton | Santolina chamaecyparissus |
| Couch grass, Quitch grass, scutch grass, twitch grass | Elymus repens |
| Courgette | Cucurbita pepo var. giromontina 'All Green Bush' |
| Courgette, Zucchini | Cucurbita pepo 'Afrodite' |
| Courgette, Summer pumpkin | Cucurbita pepo 'Summer Ball' |
| Courgette, Zucchini | Cucurbita pepo 'Gold rush' |
| Courgette | Cucurbita pepo 'Tuscany' |
| Courgette | Cucurbita pepo 'Piccolo' |
| Courgette | Cucurbita pepo 'Zucchini' |
| Courgette | Cucurbita pepo 'Defender' |
| Cow parsley | Anthriscus sylvestris |
| Cow parsley | Anthriscus sylvestris 'Ravenswing' |
| Cowberry, lingonberry, mountain cranberry, partridgeberry | Vaccinium vitis-idea |
| Cowslip | Primula veris |
| Cox apple | Malus domestica 'Cox's Orange Pippin' |
| Coyote willow | Salix exigua |
| Crab apple | Malus |
| Crab apple | Malus domestica 'Comtesse de Paris' |
| Crab apple | Malus 'Crittenden' |
| Crab apple | Malus 'Golden Hornet' |
| Crab apple | Malus 'Harry Baker' |
| Crab apple | Malus 'John Downie' |
| Crab apple | Malus 'Maypole' |
| Crab apple | Malus 'Profusion' |
| Crab apple | Malus 'Royalty' |
| Crab apple | Malus 'Wisley' |
| Crab apple | Malus x macromalus |
| Crab apple | Malus hupehensis |
| Crab apple | Malus toringo 'Scarlett' |
| Crab apple | Malus x robusta 'Red Sentinel' |
| Crab apple | Malus sargentii |
| Crab apple, Pillar Apple | Malus tschonoskii |
| Crab apple 'Everest' | Malus 'Everest' syn 'Evereste' |
| Crab apple, American crab apple | Malus coronaria |
| Crab apple, Wild crab, Apple | Malus sylvestris |
| Crack willow | Salix x fragilis |
| Cranesbill | Geranium |
| Cranesbill, Geranium, Hardy geranium, Cranesbill | Geranium robertianum |
| Cranesbill | Geranium collinum 'Coombland White' |
| Cranesbill | Geranium nodosum |
| Creeping bent | Agrostis stolonifera |
| Creeping Blue Blossom | Ceanothus thyrsiflorus |
| Creeping dogwood | Cornus canadensis |
| Creeping lady's-tresses | Goodyera repens |
| Creeping phlox, Moss phlox | Phlox subulta |
| Creeping savory | Satureja repandra |
| Creeping savory | Satureja spicigera |
| Creeping soft grass | Holcus mollis |
| Creeping Willow | Salix repens |
| Creeping Willow | Salix argyrocarpa |
| Crepping jenny, Moneywort | Lysimachia nummularia 'Aurea' |
| Cress | Lepidium sativum 'Triple Curled' |
| Crested dog's tail, Meadow Grass | Cynosurus cristatus |
| Crested hair grass | Koeleria macrantha |
| Cretan Dittany, Dittany of Crete, Hop Marjoram | Origanum dictamnus |
| Cretan tulip | Tulipa saxatilis |
| Crevice alumroot, Small-flowered alumroot | Heuchera micrantha 'Palace Purple' |
| Crevice alumroot, Small-flowered alumroot | Heuchera micrantha |
| Crimson flag | Hesperantha coccinea 'Major' |
| Crimson flag lily | Schizostylis coccinea 'Major' |
| Crimson Glory Vine | Vitis coignetiae |
| Crisp mallow | Malva verticillata |
| Crocosmia, Montbretia | Crocosmia |
| Crocosmia, Montbretia | Crocosmia 'Emily McKenzie' |
| Crocosmia, Montbretia | Crocosmia 'Lucifer' |
| Crocosmia, Montbretia | Crocosmia x crocosmiiflora |
| Crocosmia, Montbretia | Crocosmia x latifolia 'Lucifer' |
| Crocosmia, Montbretia | Crocosmia 'Vulcan' |
| Crocosmia, Giant montbretia | Crocosmia masoniorum 'Rowallane Yellow' ' |
| Crocosmia, Montbretia | Crocosmia 'Tangerine Queen' |
| Crocosmia, Montbretia | Crocosmia pottsii 'Culzean Pink' |
| Crocosmia, Montbretia | Crocosmia 'Spitfire' |
| Crocosmia, Montbretia | Crocosmia 'Okavango' PBR |
| Crocosmia, Montbretia | Crocosmia 'Walberton Yellow' PBR |
| Crocosmia, Montbretia | Crocosmia 'Honey Angels' |
| Crocus, Early crocus | Crocus tommasinianus |
| Crocus, Hairy crocus | Crocus pulchellus |
| Crossleaf heath, Cross-leaved heath, Heather | Erica tetralix |
| Crown imperial | Fritillaria imperialis |
| Crown imperial | Fritillaria imperialis 'Lutea' |
| Crown of thorns | Euphorbia milii |
| Crystal anthurium, Strap flower | Anthurium crystallinum |
| Cuban oregano, Broad-leaved thyme, Menthol plant, French thyme, Spanish thyme, Indian borage, Indian mint, Mexican mint | Coleus amboinicus |
| Cuban oregano, Broad-leaved thyme, Menthol plant, Spanish thyme, Indian borage | Coleus amboinicus var. violaceus |
| Cucumber | Cucumis sativus 'Anbar' F1 hybrid |
| Cucumber | Cucumis sativus 'Bedfordshire Prize' |
| Cucumber | Cucumis sativus 'Burpless Tasty Green' |
| Cucumber | Cucumis sativus 'Femscore' F1 hybrid |
| Cucumber | Cucumis sativus 'Masterpiece' |
| Cucumber | Cucumis sativus 'Telegraph' |
| Cucumber | Cucumis sativus 'Marketmore' |
| Cucumber | Cucumis sativus 'Mini Munch' F1 hybrid |
| Cucumber | Cucumis sativus 'Telegraph Improved' |
| Culver's root | Veronicastrum virginicum 'Fascination' |
| Curled pondweed | Potamogeton crispus |
| Curly dock, Yellow dock, Curled dock | Rumex crispus |
| Curly leaf parsley, Parsley | Petroselinum crispum var. crispum |
| Curly leaf parsley, Parsley, French Parsley | Petroselinum crispum Crispum Group |
| Curly waterweed | Lagarosiphon major |
| Curly wood sage, Wood sage, Wood germander | Teucrium scorodonia 'Crispum' |
| Currant, Black Currant, Gooseberry, Redcurrant, Whitecurrant | Ribes |
| Curry plant, Helichrysum | Helichrysum italicum |
| Curved hard grass | Parapholis incurva |
| Curved sedge | Carex maritima |
| Curved wood rush | Luzula arcuata |
| Curved-leaved Spanish dagger | Yucca recurvifolia |
| Cyclamen, Eastern cyclamen, Round-leaved cyclamen | Cyclamen |
| Cyclamen | Cyclamen coum |
| Cyclamen | Cyclamen europaeum |
| Cyclamen | Cyclamen fatrense |
| Cyclamen | Cyclamen neapolitanum |
| Cyclamen | Cyclamen persicum |
| Cyclamen | Cyclamen purpurascens |
| Cyclamen | Cyclamen hederifolium subsp. crassifolium |
| Cyclamen flowered daffodil | Narcissus cyclamineus |
| Cyperus sedge | Carex pseudocyperus |
| Cypress Spurge | Euphorbia cyparissias |
| Cypress Spurge | Euphorbia cyparissias 'Fens Ruby' |
