Plants by botanic name
Below is a list of plant names beginning with the letter 'c', listed by scientific/botanical (Latin) name. Click a letter of the alphabet to see a list of plants with botanic / latin names beginning with that letter. Alternatively click here to see the plants listed alphabetically by common name.
| Botanic name | Common name(s) |
|---|---|
| Calamagrostis | Reed |
| Calamagrostis canescens | Purple small-reed |
| Calamagrostis epigejos | Wood small-reed |
| Calamagrostis purpurea | Scandinavian small-reed |
| Calamagrostis scotica | Scottish small-reed |
| Calamagrostis stricta | Narrow small-reed |
| Calamagrostis x acutiflora | Feather reed grass |
| Calamagrostis x acutiflora 'Karl Foerster' | Karl Foerster feather reed grass |
| Calamagrostis x acutiflora 'Overdam' | Feather reed grass |
| Calendula officinalis | Marigold, English marigold, Pot marigold |
| Calendula officinalis 'Greenheart Orange' (Greenheart Series) | Marigold |
| Calendula officinalis 'Indian Prince' | Marigold, Pot marigold |
| Calendula officinalis 'Porcupine' | Marigold |
| Calendula officinalis 'Sherbet Fizz' | Marigold |
| Calibrachoa | Million bells |
| Calla palustris | Bog arum, Marsh arum |
| Callistemon | Bottlebrush |
| Callitropsis x leylandii | Leyland cypress |
| Calluna vulgaris | Heather, Common heather, Ling heather |
| Calocedrus decurrens | Incense cedar, California incense cedar |
| Caltha palustris | Golden kingcups |
| Caltha palustris 'Flora plena' | Marsh marigold, Double marsh marigold, Water buttercup |
| Caltha palustris 'Plena' | Marsh marigold, Double kingcup |
| Camassia leichtlinii subsp. leichtlinii | Quamash |
| Camellia | Camellia |
| Camellia 'Inbricata Rubra' | Camellia |
| Camellia 'Nagasaki' | Camellia |
| Camellia x williamsii 'Donation' | Camellia |
| Campanula | Canterbury bell, Cup and saucer, Bell flower |
| Campanula 'Bussage Blue' | Campanula |
| Campanula 'Monic' | Campanula |
| Campanula glomerata 'Alba' | Bellflower |
| Campanula glomerata 'Superba' | Bellflower, Clustered bellflower |
| Campanula lactiflora 'Pritchard's Blue' | Campanula, Milky bellflower |
| Campanula lactiflora var. macrantha | Broad-leaved bellflower |
| Campanula poscharskyana | Bellflower |
| Campsis | Trumpet vine |
| Campsis radicans | Trumpet vine |
| Canna | Canna lily |
| Canna indica | Indian shot plant, African arrowroot |
| Capsella bursa-pastoris | Sheperd's purse |
| Capsicum 'Basket of Fire' | Chilli |
| Capsicum 'Bullnose' | Pepper, Capsicum |
| Capsicum 'Cabeneros' | Sweet pepper |
| Capsicum 'Joe's Long' | Pepper |
| Capsicum 'Marconi' | Red pepper |
| Capsicum 'Mohawk' | Sweet pepper, Yellow pepper |
| Capsicum 'New Ace' | Pepper, Capsicum |
| Capsicum 'Sweet Cupid' | Sweet Pepper |
| Capsicum 'Tasty Grill Yellow' | Yellow pepper |
| Capsicum annuum | Bell pepper, Pepper, Sweet pepper, Capsicum |
| Capsicum annuum 'Bull Nose' | Bell pepper, Pepper, Sweet pepper, Capsicum |
| Capsicum annuum 'Holiday Cheer' | Ornamental pepper, Capsicum |
| Capsicum annuum 'Lany' | Bell pepper, Pepper, Sweet pepper, Capsicum |
| Capsicum annuum 'New Ace F1' | Bell pepper, Pepper, Sweet pepper, Capsicum |
| Capsicum anuum 'Jalapeno' | Chilli |
| Capsicum anuum 'Scotch Bonnet' | Chilli |
| Capsicum anuum 'Tabasco' | Chilli |
| Capsicum anuum 'Trinidad Moruga Scorpion' | Chilli |
| Caragana arborescens | Pea tree, Siberian pea shrub |
| Cardamine pratensis | Lady's smock, Cuckoo flower |
| Carex | Sedge |
| Carex acuta | Slender tufted sedge |
| Carex acutiformis | Lesser pond sedge |
| Carex appropinquata | Fibrous tussock sedge |
| Carex aquatilis | Water sedge |
| Carex arenaria | Sand Sedge |
| Carex atrata | Black alpine sedge |
| Carex atrofusca | Scorched alpine sedge |
| Carex bigelowii | Stiff Sedge |
| Carex binervis | Green-ribbed sedge |
| Carex buchananii | Leatherleaf sedge |
| Carex buxbaumii | Club sedge |
| Carex capillaris | Hair sedge |
| Carex caryophyllea | Spring sedge |
| Carex chordorrhiza | String sedge |
| Carex curta | White sedge |
| Carex davalliana | Davall's sedge |
| Carex depauperata | Starved wood sedge |
| Carex diandra | Lesser tussock sedge |
| Carex digitata | Fingered sedge |
| Carex dioica | Dioecious sedge |
| Carex distans | Distant sedge |
| Carex disticha | Brown sedge |
| Carex divisa | Divided sedge |
| Carex divulsa | Grey sedge |
| Carex echinata | Star sedge |
| Carex elata 'Aurea' | Turfted sedge |
| Carex elongata | Elongated sedge |
| Carex ericetorum | Rare spring sedge |
| Carex extensa | Long-bracted sedge |
| Carex filiformis | Downy-fruited sedge |
| Carex flacca | Glaucous sedge |
| Carex flagellifera | Sedge |
| Carex flava | Large yellow sedge |
| Carex hirta | Hairy sedge |
| Carex hostiana | Tawny sedge |
| Carex humilis | Dwarf sedge |
| Carex lachenalii | Hare's-foot sedge |
| Carex laevigata | Smooth-stalked sedge |
| Carex lasiocarpa | Slender sedge |
| Carex limosa | Bog sedge |
| Carex magellanica | Tall Bog sedge |
| Carex maritima | Curved sedge |
| Carex microglochin | Bristle sedge |
| Carex montana | Soft-leaved sedge |
| Carex morrowii | Variegated sedge |
| Carex muricata | Prickly sedge |
| Carex nigra | Common sedge |
| Carex norvegica | Close-headed alpine sedge |
| Carex ornithopoda | Bird's-foot sedge |
| Carex oshimensis | Japanese sedge |
| Carex otrubae | False fox sedge |
| Carex ovalis | Oval sedge |
| Carex pallescens | Pale sedge |
| Carex panicea | Carnation sedge |
| Carex paniculata | Greater tussock sedge |
| Carex pauciflora | Few-flowered sedge |
| Carex pendula | Pendulous sedge |
| Carex pilulifera | Pill sedge |
| Carex pseudocyperus | Cyperus sedge |
| Carex pulicaris | Flea sedge |
| Carex punctata | Dotted sedge |
| Carex rariflora | Mountain bog sedge |
| Carex recta | Estuarine sedge |
| Carex remota | Remote sedge |
| Carex riparia | Greater pond sedge, Sedge |
| Carex rostrata | Bottle sedge |
| Carex rupestris | Rock sedge |
| Carex saxatilis | Russet sedge |
| Carex siderosticha 'Variegata' | Broad-leaved sedge |
| Carex spicata | Spiked sedge |
| Carex strigosa | Thin-spiked wood sedge |
| Carex sylvatica | Wood sedge |
| Carex testacea 'Prairie Fire' | New Zealand sedge |
| Carex trinervis | Three-nerved sedge |
| Carex vaginata | Sheathed sedge |
| Carex vesicaria | Bladder sedge |
| Carex viridula | Yellow sedge |
| Carex vulpina | True fox sedge |
| Carex vulpinoidea | American fox sedge, Common fox sedge |
| Carmona | Tropical tea tree |
| Carmona microphylla | Fukien tea tree |
| Carpinus betulus | Hornbeam, Common hornbeam, Horse beech |
| Carpinus betulus 'Fastigiata' | Hornbeam |
| Carpinus betulus 'Pendula' | Weeping hornbeam |
| Carpinus betulus 'Purpureus' | Hornbeam |
| Carthamus tinctoria | Safflower |
| Carya | Hickory |
| Caryopteris x clandonensis | Bluebeard |
| Caryopteris x clandonensis 'Heavenly Blue' | Bluebeard |
| Caryota urens | Fish tail palm |
| Castanea sativa | Sweet chestnut |
| Catabrosa aquatica | Whorl-grass |
| Catalpa bignonioides | Indian bean tree, Cigar Tree |
| Catalpa bignonioides 'Aurea' | Indian bean tree |
| Catapodium marinum | Sea fern-grass |
| Catapodium rigidum | Fern-grass |
| Ceanothus | Californian lilac |
| Ceanothus 'Cascade' | Ceanothus, Californian lilac |
| Ceanothus 'Concha' | Californian lilac |
| Ceanothus 'Diamond Heights' | Ceanothus |
| Ceanothus 'Puget Blue' | Californian lilac |
| Ceanothus 'Topaze' | Ceanothus, Californian lilac |
| Ceanothus arboreus | Ceanothus, Californian lilac |
| Ceanothus arboreus 'Trewithen Blue' | Ceanothus, Californian lilac |
| Ceanothus thyrsiflorus | Creeping Blue Blossom |
| Ceanothus x delileanus | Ceanothus, Californian lilac |
| Ceanothus x delileanus 'Gloire de Versailles' | Ceanothus, Californian lilac |
| Ceanothus x delileanus 'Topaze' | Ceanothus, Californian lilac |
| Cedrus atlantica | Atlas Cedar, Blue Atlas Cedar |
| Cedrus deodara | Himalayan cedar, Deodar cedar |
| Cedrus deodara 'Aurea' | Deodar Cedar |
| Cedrus libani | Cedar, Lebanon cedar, Cedar of Lebanon |
| Celastrus orbiculatus | Bittersweet |
| Celosia argentea var. cristata (Plumosa Group) | Plumed cockscomb |
| Celosia argentea var. plumosa 'Kimono Mix' | Celosia |
| Celosia argentea var. spicata 'Venezuela' | Celosia |
| Celosia cristata | Cockscomb |
| Celtis | Nettle tree |
| Cenchrus longisetus | Feathertop Grass |
| Centaurea centaurium | Knapweed |
| Centaurea cyanus | Cornflower |
| Centaurea macroephala | Golden greater knapweed |
| Centaurea scabiosa | Greater knapweed |
| Centranthus ruber | Red valerian |
| Centranthus ruber var. coccineus | Red valerian |
| Cephalanthera damasonium | White helleborine |
| Cephalanthera longifolia | Narrow-leaved helleborine |
| Cephalanthera rubra | Red helleborine |
| Cephalocereus senilis | Old man cactus |
| Cerastium nigrescens | Shetland mouseear |
| Cerastium tomentosum | Snow in summer |
| Ceratophyllum demersum | Hornwort |
| Ceratostigma | Leadwort, Plumbago |
| Ceratostigma plumbaginoides | Hardy blue-flowered leadwort |
| Cercidiphyllum japonicum | Katsura |
| Cercis canadensis 'Forest Pansy' | Eastern redbud |
| Cercis siliquastrum | Judas tree, Redbud |
| Cereus peruvianus | Peruvian apple, Cactus |
| Ceropegia woodii | String of Hearts, Rosary Vine |
| Chaenomeles japonica | Japanese quince, Maule's quince, Japonica |
| Chaenomeles speciosa | Ornamental quince, Chinese flowering quince, Japonica |
| Chaenomeles speciosa 'Moerloosei' | Ornamental quince |
| Chaenomeles x superba | Japanese quince, Flowering quince |
| Chamaecrista fasciculata | Partridge pea, Prairie senna, Gold coins, Dwarf cassia |
| Chamaecyparis lawsoniana | Lawson cypress |
| Chamaecyparis lawsoniana 'Silberstar' | Lawson cypress |
| Chamaecyparis pisifera | Sawara Cypress |
| Chamaecyparis x leylandii | Leyland cypress |
| Chamaemelum | Plant's physician |
| Chamaemelum nobile | Roman chamomile |
| Chamaemelum nobile 'Flore Pleno' | Camomile |
| Chamaemelum nobile 'Treneague' | Chamomile, Lawn chamomile |
| Chamaerops humilis | Hardy fan palm, Dwarf fan palm, European fan palm |
| Chasmanthe aethiopica | Cobra lily |
| Chasmanthe bicolor | Chasmanthe |
| Chasmanthe floribunda | South African cornflag |
| Cheiranthus cheiri | Common wallflower |
| Chelidonium majus | Greater celandine |
| Chenopodium bonus-henricus | Good King Henry, Poor-man's asparagus, Perennial goosefoot |
| Chenopodium giganteum | Tree spinach |
| Chenopodium murale | Nettle-leaved goosefoot |
| Chimonanthus praecox | Wintersweet |
| Chimonobambusa quadrangularis | Square-stemmed bamboo |
| Chionodoxa forbesii | Glory-of-the-snow |
| Chionodoxa luciliae | Glory-of-the-snow |
| Chionodoxa sardensis | Lesser glory-of-the-snow |
| Chlorophytum comosum | Spider plant |
| Choisya ternata | Mexican orange blossom |
| Choisya x dewitteana WHITE DAZZLER ('Londaz'PBR) | Mexican orange |
| Chrysanthemum leucanthemum | Ox eye daisy |
| Chrysanthemum segetum | Corn marigold |
| Chusquea culeou | Bamboo |
| Cichorium intybus | Chicory, Common chicory |
| Cichorium intybus 'Palla Rossa' | Italian chicory, Radicchio, Red chicory, Leaf chicory |
| Cichorium intybus var. foliosum | Chicory (UK), Leaf chicory, Endive, Belgian endive, Radicchio, Radichetta |
| Cichorium intybus var. foliosum 'Grumolo Bionda' | Chicory (UK), Leaf chicory, Endive, Belgian endive, Radicchio, Radichetta |
| Cichorium intybus var. sativum | Root chicory |
| Cimicifuga simplex 'Braunlaub' | Bugbane |
| Cimicifuga simplex 'Brunette' | Bugbane |
| Cirsium arvense | Canada thistle, Creeping thistle |
| Cirsium rivulare 'Atropurpureum' | Brook thistle, Ornamental thistle, Plume Thistle |
| Cirsium rivulare 'Trevor's Blue Wonder' | Plume thistle |
| Cirsium vulgare | Spear thistle, bull thistle, common thistle |
| Cistus | Sun rose |
| Cistus 'Grayswood Pink' | Rock rose |
| Cistus 'Grayswood' | Rock rose |
| Cistus creticus | Hairy rock rose, Hoary rock-rose, Cretan rockrose |
| Cistus grandiflorus | Common gum cistus |
| Cistus parviflorus | Rock rose |
| Cistus x argenteus | Rock rose |
| Cistus x argenteus 'Silver Pink' | Rock rose |
| Cistus x cyprius | Common gum cistus |
| Cistus x hybridus | Hybrid rock rose |
| Cistus x hybridus var. corbariensis | Hybrid rock rose |
| Cistus x lenis 'Grayswood Pink' | Rock rose |
| Cistus x purpureus | Rock rose, Purple-flowered rock rose |
| Cistus x purpureus 'Alan Fradd' | Purple-flowered rock rose |
| Citrus bergamia | Bergamote orange |
| Citrus limon | Lemon |
| Citrus limon 'Imperial' | Lemon |
| Citrus limon 'La Valette' | Lemon |
| Citrus limon 'Ponderosa' | Lemon |
| Citrus sinensis | Orange, Sweet orange, Valencia orange |
| Citrus x meyeri | Meyer lemon |
| Cladium mariscus | Great fen sedge, Saw sedge |
| Clarkia | Godetia |
| Claytonia ogilviensis | Ogilvie mountain spring beauty |
| Clematis 'Bill MacKenzie' | 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 Superba' | Clematis |
| Clematis 'Jackmanii' | 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 'Purpurea Plena Elegans' | Clematis |
| Clematis 'The President' | Clematis |
| Clematis 'Ville de Lyon' | Clematis |
| Clematis 'Vyvyan Pennell' | Clematis |
| Clematis alpina 'Albiflora' | Clematis |
| Clematis alpina 'Burford White' | Clematis |
| Clematis alpina 'Candy' | Clematis |
| Clematis alpina 'Constance' | Clematis |
| Clematis alpina 'Dr Ruppel' | Clematis |
| Clematis alpina 'Ocean Pearl' | Clematis |
| Clematis alpina 'Pamela Jackman' | Clematis |
| Clematis alpina 'Ruby' | Clematis |
| Clematis alpina var. ochotensis 'Blue Giant' | Clematis |
| Clematis alpina var. ochotensis 'Frances Rivis' | Clematis |
| Clematis armandii | Evergreen clematis |
| Clematis cirrhosa var. balearica | Fern-leaved clematis, Winter flowering clematis |
| Clematis macropetala | Clematis |
| Clematis montana | Clematis |
| Clematis orientalis 'Bill MacKenzie' | Clematis |
| Clematis rehderiana | Clematis |
| Clematis rehderiana 'Huldine' | Clematis |
| Clematis tangutica | Clematis |
| Clematis tangutica 'Bill MacKenzie' | Clematis |
| Clematis texensis | Clematis |
| Clematis vitalba | Old Man's beard |
| Clematis viticella | Purple clematis |
| Clematis viticella 'Elegans Plena' | Clematis |
| Clematis viticella 'Etoile Violette' | Clematis |
| Clematis viticella 'Madame Julia Correvon' | Clematis |
| Clematis viticella 'Polish Spirit' | Clematis |
| Clematis viticella 'Purpurea Plena Elegans' | Clematis |
| Clematis viticella 'Ville de Lyon' | Clematis |
| Clematis x cartmanii | Clematis |
| Clematis x triternata 'Rubromarginata' | Clematis |
| Clerodendron bungei | Glory flower |
| Clinopodium nepeta | Lesser calamint |
| Cocos nucifera | Coconut palm, Coconut |
| Coeloglossum viride | Frog orchid |
| Coincya wrightii | Lundy cabbage |
| Colchicum | Meadow saffron, Autumn-flowering crocus, Naked ladies |
| Colchicum autumnale | Meadow saffron, Naked ladies |
| Colchicum autumnale 'Album' | Meadow saffron, Naked ladies |
| Colchicum speciosum | Giant meadow saffron |
| Coleus amboinicus | Cuban oregano, Broad-leaved thyme, Menthol plant, French thyme, Spanish thyme, Indian borage, Indian mint, Mexican mint |
| Coleus amboinicus var. violaceus | Cuban oregano, Broad-leaved thyme, Menthol plant, Spanish thyme, Indian borage |
| Coleus caninus | Dogbane, Painted nettle, Scat, Scaredy cat plant |
| Conium maculatum | Hemlock, Poison hemlock |
| Conoclinium coelestinum | Blue mist flower |
| Consolida | Larkspur |
| Consolida 'Giant Imperial Mixed' | Larkspur |
| Convallaria | Lily-of-the-valley |
| Convallaria majalis | Lily-of-the-valley |
| Convolvulus cneorum | Convolvulus |
| Convolvulus tricolor 'Royal Ensign' | Dwarf Morning Glory |
| Conyza canadensis | Horseweed, Blood stanch |
| Coprinus comatus | Shaggy Inkcap |
| Corallorhiza trifida | Early Coralroot, Coralroot Orchid |
| Cordyline | Cabbage Palm |
| Cordyline australis | Cordyline, Cabbage Tree, Torbay Palm |
| Cordyline indivisa | Cordyline |
| Coreopsis 'UptickTM Red' | Tickseed |
| Coreopsis 'Yellow Sunray' | Coreopsis |
| Coreopsis grandiflora 'Early Sunrise' | Tickseed |
| Coreopsis tinctoria | Tickseed |
| Coreopsis verticillata | Thread leaf coreopsis, Tickseed |
| Coriandrum sativum | Coriander |
| Coriandrum sativum 'Morocco' | Coriander |
| Cornus alba 'Kesselringii' | Dogwood, Red barked dogwood |
| Cornus alba 'Sibirica Variegata' | Siberian dogwood |
| Cornus alba 'Sibirica' | Red barked dogwood, Siberian dogwood |
| Cornus alternifolia 'Argentea' | Dogwood |
| Cornus canadensis | Creeping dogwood |
| Cornus controversa 'Variegata' | Wedding cake tree, Variegated table dogwood |
| Cornus florida | Flowering dogwood, American box |
| Cornus kousa var. chinensis | Dogwood |
| Cornus mas | Cornelian cherry |
| Cornus sanguinea | Dogwood |
| Cornus sanguinea 'Midwinter Fire' | Dogwood |
| Cornus sericea 'Flaviramea' | Golden twig dogwood |
| Cornus stolonifera 'Flaviramea' | Dogwood |
| Corokia cotoneaster | Wire-netting bush |
| Cortaderia 'Tiny Pampa' | Pampas grass |
| Cortaderia fulvida | Toetoe |
| Cortaderia richardii | Toetoe |
| Cortaderia selloana | Pampas grass |
| Cortaderia selloana SILVER FEATHER 'Notcort' | Pampas grass |
| Corydalis | Climbing corydalis |
| Corylus | Hazel |
| Corylus avellana | Hazel, Cobnut |
| Corylus avellana 'Aurea' | Hazel |
| Corylus avellana 'Contorta' | Corkscrew hazel, Harry Lauder's walking stick, Contorted hazel |
| Corylus avellana 'Pearsons Prolific' | Hazelnut |
| Corylus maxima 'Purpurea' | Purple hazel |
| Corynephorus canescens | Grey hair grass |
| Cosmos bipinnatus | Cosmos |
| Cosmos bipinnatus 'Sensation' | Cosmos |
| Cosmos bipinnatus 'Sonata Pink' | Cosmos |
| Cotinus coggygria | Smoke bush |
| Cotinus coggygria 'Royal Purple' | Smoke bush |
| Cotoneaster conspicuus 'Decorus' | Cotoneaster |
| Cotoneaster dammeri | Bearberry cotoneaster |
| Cotoneaster horizontalis | Wall-spray |
| Cotoneaster horizontalis 'Tangstedt' | Wall-spray |
| Cotoneaster microphyllus | Cotoneaster |
| Cotoneaster splendens 'Sabrina' | Cotoneaster |
| Cotula | Brass buttons |
| Cotula coronopifolia | Brass buttons |
| Crambe cordifolia | Greater sea kale, Flowering sea kale, heart-leaved colewort |
| Crambe maritima | Sea kale |
| Crataegus laevigata | Midland hawthorn |
| Crataegus monogyna | English hawthorn, Hawthorn, Quickthorn, May, Whitethorn, Thorn |
| Crataegus monogyna 'Pendula' | Weeping hawthorn |
| Crinodendron hookerianum | Chilean lantern tree |
| Crinum x powellii 'Album' | Swamp lily, White Powell lily |
| Crithmum maritimum | Rock samphire, Samphire, Sea fennel |
| Crocosmia | Crocosmia, Montbretia |
| Crocosmia 'Emily McKenzie' | Crocosmia, Montbretia |
| Crocosmia 'Honey Angels' | Crocosmia, Montbretia |
| Crocosmia 'Lucifer' | Crocosmia, Montbretia |
| Crocosmia 'Okavango' PBR | Crocosmia, Montbretia |
| Crocosmia 'Spitfire' | Crocosmia, Montbretia |
| Crocosmia 'Tangerine Queen' | Crocosmia, Montbretia |
| Crocosmia 'Vulcan' | Crocosmia, Montbretia |
| Crocosmia 'Walberton Yellow' PBR | Crocosmia, Montbretia |
| Crocosmia masoniorum | Giant montbretia |
| Crocosmia masoniorum 'Rowallane Yellow' ' | Crocosmia, Giant montbretia |
| Crocosmia paniculata | Aunt aliza |
| Crocosmia pottsii | Potts' montbretia |
| Crocosmia pottsii 'Culzean Pink' | Crocosmia, Montbretia |
| Crocosmia x latifolia 'Lucifer' | Crocosmia, Montbretia |
| Crocus chrysanthus | Golden crocus |
| Crocus flavus | Pure yellow crocus |
| Crocus kotschyanus | Kotschy's crocus |
| Crocus nudiflorus | Autumn crocus |
| Crocus pulchellus | Crocus, Hairy crocus |
| Crocus sieberi | Sieber's crocus |
| Crocus speciosus | Bieberstein's crocus |
| Crocus tommasinianus | Crocus, Early crocus |
| Crocus vernus | Spring crocus |
| Cryptotaenia japonica | Japanese parsley |
| Cucumis melo var. reticulatus 'Esmerelda' | Melon |
| Cucumis sativus 'Anbar' | Cucumber |
| Cucumis sativus 'Bedfordshire Prize' | Cucumber |
| Cucumis sativus 'Burpless Tasty Green' | Cucumber |
| Cucumis sativus 'Femscore' F1 hybrid | Cucumber |
| Cucumis sativus 'Marketmore' | Cucumber |
| Cucumis sativus 'Masterpiece' | Cucumber |
| Cucumis sativus 'Mini Munch' | Cucumber |
| Cucumis sativus 'Telegraph' | Cucumber |
| Cucurbita 'Jack be little' | Squash |
| Cucurbita 'Sunburst' | Squash |
| Cucurbita 'Sweet dumpling' | Squash |
| Cucurbita maxima | Squash |
| Cucurbita moschata | Butternut squash, Butternut |
| Cucurbita moschata 'Barbara' | Butternut squash, Butternut |
| Cucurbita moschata 'Hawk' | Butternut squash, Butternut |
| Cucurbita moschata 'Waltham' | Butternut squash, Butternut |
| Cucurbita pepo 'Afrodite' | Courgette, Zucchini |
| Cucurbita pepo 'Atena' | Marrow, Courgette |
| Cucurbita pepo 'Crown Prince' | Pumpkin |
| Cucurbita pepo 'Defender' | Courgette |
| Cucurbita pepo 'Gold rush' | Courgette, Zucchini |
| Cucurbita pepo 'Hundredweight' | Pumpkin |
| Cucurbita pepo 'Jack of all trades' | Pumpkin |
| Cucurbita pepo 'Piccolo' | Courgette |
| Cucurbita pepo 'Summer Ball' | Courgette, Summer pumpkin |
| Cucurbita pepo 'Tuscany' | Courgette |
| Cucurbita pepo 'Tuscany' | Marrow, Courgette |
| Cucurbita pepo 'Zucchini' | Courgette |
| Cucurbita pepo var. giromontina | Marrow, Courgette |
| Cucurbita pepo var. giromontina 'All Green Bush' | Courgette |
| Cucurbita pepo var. giromontina 'Brimmer' | Marrow, Courgette |
| Cucurbita pepo var. giromontina 'Long Green Trailing' | Marrow |
| Cupressus macrocarpa 'Goldcrest Wilma' | Monterey cypress, Cypress |
| Cupressus sempervirens | Italian cypress, Cypress |
| Cupressus x leylandii | Leyland cypress |
| Cyanthea medullaris | Black tree fern |
| Cyathea australis | Tree fern, Australian tree fern, Rough tree fern, |
| Cyathea cooperi | Australian tree fern, Cooper's tree fern, Tree fern |
| Cyathea cunninghamii | Tree fern |
| Cyclamen | Cyclamen, Eastern cyclamen, Round-leaved cyclamen |
| Cyclamen coum | Cyclamen |
| Cyclamen europaeum | Cyclamen |
| Cyclamen fatrense | Cyclamen |
| Cyclamen hederifolium | Ivy leafed cyclamen, Neapolitan cyclamen, sowbread |
| Cyclamen hederifolium subsp. crassifolium | Cyclamen |
| Cyclamen neapolitanum | Cyclamen |
| Cyclamen persicum | Cyclamen |
| Cyclamen purpurascens | Cyclamen |
| Cydonia oblonga | Quince, Edible quince |
| Cymbalaria muralis | Ivy-leaved toadflax |
| Cymbopogon citratus | Lemon grass, West Indian lemon grass, lemongrass |
| Cynara cardunculus | Cardoon, Artichoke, Globe artichoke |
| Cynara cardunculus 'Vert de Laon' | Cardoon, Artichoke, Cardoon |
| Cynara scolymus | Globe artichoke |
| Cynara scolymus 'Green Globe' | Globe artichoke, Artichoke |
| Cynara scolymus 'Purple Globe' | Globe artichoke, Artichoke |
| Cynodon dactylon | Bermuda grass |
| Cynodon incompletus | African Bermuda grass |
| Cynosurus cristatus | Crested dog's tail |
| Cynosurus echinatus | Rough dog's tail |
| Cyperus alternifolius | Sedge |
| Cyperus eragrostis | Pale galingale |
| Cyperus fuscus | Brown galingale |
| Cyperus involucratus | Umbrella palm |
| Cyperus longus | Galingale |
| Cyperus papyrus | Papyrus, Indian matting plant, Papyrus sedge, Paper reed, Nile grass |
| Cypripedium calceolus | Lady's slipper orchid |
| Cytisus scoparius | Broom, Common broom |
