Plant Index
- Caesalpinia
Callianthe
- Callianthe megapotamica
- Callianthe × milleri
Callianthe tender hybrids flowering maple, Indian mallow
Callitris Cypress Pines
- Callitris endlicheri Black Cypress-pine
- Callitris oblonga Tasmanian Cypress-pine, Pigmy Cypress-pine
- Callitris preissii Rottnest Island Cypress-pine, Mallee Pine
- Callitris rhomboidea Oyster Bay Cypress-pine, Port Jackson Cypress-pine
Callitropsis
Callitropsis nootkatensis Nootka Cypress, Yellow Cypress
Calluna
Calluna vulgaris Heather, Ling
- 'Alba Jae'
- 'Alba Plena'
- 'Alportii'
- 'August Beauty'
- 'Aurea'
- 'Barnett Anley'
- 'C W Nix'
- 'County Wicklow'
- 'Drum-ra'
- 'Elsie Purnell'
- f. alba
- 'Foxii Nana'
- 'Fred J Chapple'
- 'Gold Haze'
- 'H E Beale'
- 'J H Hamilton'
- 'Joan Sparkes'
- 'Mair's Variety'
- 'Mullion'
- 'Multicolor'
- 'Peter Sparkes'
- 'Robert Chapman'
- 'Rosalind'
- 'Serlei'
- 'Serlei Aurea'
- 'Tib'
- var. hirsuta
Calocedrus Incense Cedars
Calocedrus decurrens California Incense Cedar
- Calocedrus formosana
- Calocedrus macrolepis
Calycanthus Strawberry-bush, Sweetshrubs, Spicebush
Calycanthus floridus Carolina Allspice
- Calycanthus occidentalis Californian Allspice
Camellia Camellias
- Camellia brevistyla
- Camellia caudata
- Camellia chekiangoleosa
- Camellia costei
- Camellia crapnelliana
- Camellia cuspidata
- Camellia drupifera
- Camellia edithae
- Camellia forrestii
- Camellia fraterna
- Camellia furfuracea
- Camellia granthamiana
- Camellia hongkongensis
- Camellia japonica Common Camellia
- Camellia kissii
- Camellia lutchuensis
- Camellia × maliflora
- Camellia oleifera
- Camellia pitardii
- Camellia ptilophylla
- Camellia rosiflora
- Camellia saluenensis
- Camellia sasanqua
- Camellia sinensis Tea Plant
- Camellia taliensis
- Camellia tsaii
- Camellia × vernalis
- Camellia × williamsii
- Camellia yunnanensis
Camptotheca Happytrees
- Camptotheca acuminata Chinese Happytree, Cancer Tree
- Campylotropis
Carpinus Hornbeams, Musclewoods, Haagbeuk
Carpinus betulus Common Hornbeam, European Hornbeam
- 'City-shader'
- 'Columnaris'
- 'Columnaris Nana'
- 'Fastigiata' Ace of Spades Hornbeam, Fastigiate Hornbeam
- 'Fastigiata Cucullata'
- 'Fielder's Tabular'
- 'Foliis Argenteovariegatis Pendula'
- 'Frans Fontaine'
- 'Globosa'
- 'Horizontalis'
- 'Incisa' Cut-leaved Hornbeam, Cut-leaf Hornbeam
- 'Lochglow'
- 'Lucas'
- 'Pendula' Weeping Hornbeam
- 'Purpurea'
- 'Quercifolia Aureus'
- 'Rogów'
- 'Tortuosa'
- 'Variegata' Variegated Hornbeam
- 'Waving'
Carpinus caroliniana American Hornbeam, Blue Beech, Ironwood, Musclewood, Water Beech
Carpinus cordata Sawa Hornbeam, Sawashiba, Bigleaf Hornbeam, Heartleaf Hornbeam
- Carpinus faginea
Carpinus fangiana Monkeytail Hornbeam, Fang's Hornbeam
- Carpinus hebestroma
Carpinus henryana Henry's Hornbeam
Carpinus japonica Kuma Shide, Japanese Hornbeam
- Carpinus kawakamii
Carpinus laxiflora Aka Shide
- Carpinus londoniana
- Carpinus mollicoma
- Carpinus monbeigiana
- Carpinus omeiensis Mount Omei Hornbeam
Carpinus orientalis Oriental Hornbeam
- Carpinus polyneura
- Carpinus pubescens
- Carpinus rankanensis
- Carpinus × schuschaensis Shusha Hornbeam
- Carpinus shensiensis
Carpinus tropicalis Mexican Hornbeam
- Carpinus tschonoskii Chonosuke Hornbeam, Silky Hornbeam, Yedo Hornbeam
Carpinus turczaninovii Rock Hornbeam, Korean Hornbeam, Turczaninow Hornbeam
- Carpinus viminea Himalayan Hornbeam
Carpodetus
- Carpodetus serratus Marble Leaf, Putaputaweta
Carrierea Goat-horn Trees
- Carrierea calycina Goat-horn Tree
Carya Hickories, Pecans
- Carya aquatica Water Hickory, Bitter Pecan
- Carya cathayensis Chinese Hickory, shan he tao
- Carya cordiformis Bitternut Hickory, Swamp Hickory
- Carya glabra Pignut Hickory
- Carya hunanensis Hunan Hickory
- Carya Hybrids
Carya laciniosa Shellbark Hickory
- Carya myristiciformis Nutmeg Hickory
- Carya ovalis Red Hickory
Carya ovata Shagbark Hickory
- 'Grainger'
- 'Neilson'
- var. australis Carolina Hickory
- 'Weschcke'
- 'Yoder No 1'
- Carya pallida Sand Hickory
- Carya texana Black Hickory
- Carya tomentosa Mockernut Hickory, White Hickory
Castanea Chestnuts, Chinquapins
- Castanea alnifolia
- Castanea crenata Japanese Chestnut
- Castanea dentata American Chestnut
- Castanea henryi
- Castanea mollissima Chinese Chestnut
Castanea sativa Sweet Chestnut, Spanish Chestnut
- Castanea seguinii Chinese Chinquapin, Chinese Dwarf Chestnut, Seguin's Chestnut
Castanopsis Berangans, Indian Chestnuts
Casuarina She-oaks, Horsetail Trees
- Casuarina cunninghamiana River Oak, River She-oak
- Casuarina equisetifolia Australian Pine, Coast She-oak, Horsetail Tree
Catalpa
- Catalpa bignonioides Indian Bean, Southern Catalpa
- Catalpa bungei
- Catalpa ovata
- Catalpa speciosa Western Catalpa
- Causonis
Ceanothus
- Ceanothus americanus New Jersey Tea, Redroot
- Ceanothus 'Autumnal Blue'
- Ceanothus 'Burkwoodii'
- Ceanothus caeruleus
- Ceanothus 'Concha'
- Ceanothus crassifolius
Ceanothus cuneatus Buck Brush
- Ceanothus cyaneus
- Ceanothus fendleri
- Ceanothus gloriosus
- Ceanothus incanus
- Ceanothus integerrimus Deer Brush
- Ceanothus megacarpus
- Ceanothus × mendocinensis
Ceanothus oliganthus
- var. sorediatus Jim Brush
- Ceanothus parryi
- Ceanothus parvifolius
Ceanothus prostratus Squaw Carpet
- Ceanothus 'Puget Blue'
- Ceanothus sanguineus Oregon Tea
- Ceanothus × veitchianus
Cedrus True Cedars, Cedars
Cedrus atlantica Atlas Cedar
- 'Albospica'
- 'Argentea Fastigiata'
- 'Aurea' Gold Atlas Cedar, Golden Atlas Cedar
- 'Aurea Robusta'
- 'Blue Cascade'
- 'Cheltenham'
- 'Cinerea'
- 'Columnaris'
- 'Emerald Weeper'
- 'Fastigiata'
- 'Fez'
- Glauca Group Blue Atlas Cedar
- 'Glauca Horizontalis'
- 'Glauca Pendula' Weeping Blue Atlas Cedar
- 'Globus'
- 'Granny Louise'
- 'Green Wave'
- 'Hillier's HB'
- 'Horstmann'
- 'Horstmann's Silberspitz'
- 'Liliput'
- 'Morocco'
- 'Mount Saint Catherine'
- 'Pendula' Weeping Atlas Cedar
- 'Pyramidalis'
- 'Robusta Green'
- 'Rustic'
- 'Sahara Frost'
- 'Sahara Ice'
- 'Sapphire Nymph'
- 'Silver Dust'
- 'Silversprite'
- 'Taverna'
- 'Uwe'
- 'Variegata'
- 'Wilkman'
Cedrus deodara Deodar, Himalayan Cedar, Cèdre de l'Himalaya, California Christmas Tree
- 'Albospica'
- 'Anny's Dwarf'
- 'Argentea' Silver Deodar Cedar
- 'Aurea'
- 'Bergman's Golden Prostrate'
- 'Bewley's Variegated'
- 'Bill's Blue'
- 'Blue Ball'
- 'Blue Dwarf'
- 'Blue Mountain Broom'
- 'Blue Snake'
- 'Bonte Sport'
- 'Bracken's Best'
- 'Bush's Electra'
- 'Clarke'
- 'Compacta'
- 'Cream Puff'
- 'Crystal Falls'
- 'Deep Cove'
- 'Descanso Dwarf'
- 'Devinely Blue'
- 'Emerald Falls'
- 'Emerald Spreader'
- 'Erecta'
- 'Fallout'
- 'Fastigiata'
- 'Feelin' Blue'
- 'First Snow'
- 'Girard's Weeper'
- 'Glacier Blue'
- 'Glauca'
- 'Glauca Pendula'
- 'Gold Cascade'
- 'Gold Cone'
- 'Gold Gowa'
- 'Gold Mound'
- 'Gold Nugget'
- 'Gold Rush'
- 'Gold Strike'
- 'Golden Horizon'
- 'Grester'
- 'Harvest Gold'
- 'Hesse'
- 'Hibernal'
- 'Hollandia'
- 'Kashmir'
- 'Kelly's Gold'
- 'Kingsville'
- 'Klondyke'
- 'Lakeview'
- 'Lime Glow'
- 'Limelight'
- 'Lohbrunner's Weeper'
- 'Miles High'
- 'Montrose Veil'
- 'Mount Buffalo'
- 'Mountain Beauty'
- 'Mylor'
- 'Nana Aurea'
- 'Nivea'
- Paktia Group
- Paktia Group 'Eisregen'
- Paktia Group 'Eiswinter'
- Paktia Group 'Karl Fuchs'
- Paktia Group 'Polarwinter'
- 'Pendula'
- 'Prostrata'
- 'Prostrate Beauty'
- 'Pygmy'
- 'Raywood's Contorted'
- 'Raywood's Prostrate Dwarf'
- 'Repandens'
- 'Robusta'
- 'Robusta Green'
- 'Roman Gold'
- 'Sampson'
- 'Sander's Blue'
- 'Scott'
- 'Shalimar'
- 'Sharp's Golden Weeping'
- 'Silver Mist'
- 'Silver Spring'
- 'Snow Sprite'
- 'Tristis'
- 'Turtleback'
- 'Twisted Weeper'
- 'Uwe'
- 'Vaneta'
- 'Variegata'
- 'Verticillata'
- 'Verticillata Glauca'
- 'Victoria'
- 'Vink's Golden'
- 'Viridis'
- 'Warrakilla'
- 'Waverly Ridge'
- 'Wells Golden'
- 'White Imp'
- 'Wiesemannii'
Cedrus libani Cedar of Lebanon, Lebanon Cedar, Cèdre du Liban
- 'Aurea'
- 'Beacon Hill'
- 'Blue Angel'
- 'Comte de Dijon'
- 'Decidua'
- 'Denudata'
- 'Eugene'
- 'Glauca'
- 'Gold Tip'
- 'Golden Dwarf'
- 'Green Knight'
- 'Green Prince'
- 'Hedgehog'
- 'Heemstede'
- 'Home Park'
- 'Hulsdonk'
- 'Katere'
- 'May'
- 'Multicaulis'
- 'Nana'
- 'Pendula'
- 'Purdue Hardy'
- 'Sargentii'
- 'Stricta'
- subsp. stenocoma
- subsp. stenocoma 'Taurus'
- 'Tortuosa'
- 'Turkish Delight'
- 'Wells Roman Gold'
Cedrus Tesi Group
- 'Ibrido' Hybrid Cedar
Celtis Nettle Trees, Hackberries
- Celtis australis
- Celtis biondii
- Celtis caucasica
- Celtis choseniana
- Celtis edulis
- Celtis jessoensis
- Celtis julianae
- Celtis koraiensis
- Celtis labilis
Celtis laevigata Sugarberry
Celtis occidentalis Hackberry
- Celtis reticulata
- Celtis sinensis
- Celtis tenuifolia Georgia Hackberry, Dwarf Hackberry
- Celtis tetrandra
- Celtis vandervoetiana
Cephalanthus
- Cephalanthus occidentalis Buttonbush
Cephalotaxus Plum Yews
- Cephalotaxus koreana Korean Plum Yew
- Cephalotaxus mannii Assam Plum Yew
- Cephalotaxus oliveri
- Cephalotaxus sinensis Chinese Plum Yew
- Cephalotaxus wilsoniana Taiwan Plum Yew
Ceratonia Carob Trees
- Ceratonia siliqua Carob Tree, Locust Bean, Saint John's Bread
Ceratopetalum
- Ceratopetalum gummiferum New South Wales Christmas Bush
Ceratostigma Leadworts, False Plumbagos, Hardy Plumbagos
- Ceratostigma abyssinicum
Ceratostigma griffithii Griffith's Leadwort, Burmese Plumbago
- Ceratostigma minus
- Ceratostigma plumbaginoides Lady Larpent's Leadwort, Lady Larpent's Plumbago
Cercidiphyllum Katsuras
Cercidiphyllum japonicum Katsura, Katsuratree, Katsuraboom/-baum, Kuchenbaum, Cercidophylle du Japon
- Cercidiphyllum magnificum Katsura, Magnificent Katsura, Hiroha-katsura
Cercis Judas Trees, Redbuds
- Cercis chinensis Chinese Redbud
- Cercis chingii
- Cercis chuniana
- Cercis gigantea Giant Redbud
- Cercis glabra
- Cercis occidentalis Western Redbud
- Cercis racemosa
- Cercis siliquastrum Judas-tree
- Chaetogastra
Chamaecyparis False Cypresses, White Cedars
- Chamaecyparis formosensis Formosan Cypress
- Chamaecyparis funebris
Chamaecyparis lawsoniana Lawson Cypress
- 'Allumii'
- 'Aurea'
- 'Columnaris'
- 'Elegantissima'
- 'Ellwoodii'
- 'Erecta Viridis'
- 'Filiformis'
- 'Fletcheri'
- 'Forsteckensis'
- 'Fraseri'
- 'Gracilis'
- 'Green Globe'
- 'Green Hedger'
- 'Hillieri'
- 'Intertexta'
- 'Kilmacurragh'
- 'Lanei'
- 'Lutea'
- 'Minima Aurea'
- 'Nana'
- 'Nidiformis'
- 'Pembury Blue'
- 'Pendula'
- 'Pottenii'
- 'Pygmaea Argentea'
- 'Silver Queen'
- 'Stewartii'
- 'Triomf van Boskoop'
- 'Westermannii'
- 'Wisselii'
- Chamaecyparis pisifera Sawara Cypress
Chamaerops
- Chamaerops humilis Dwarf Fan Palm
- Chengiodendron
Chimonanthus
Chimonanthus praecox Winter Sweet
Chimonobambusa
- Chimonobambusa quadrangularis Square-stemmed Bamboo
Chionanthus Fringetrees
- Chionanthus pygmaeus Pygmy Fringetree
Choerospondias
- Choerospondias axillaris Hog Plum, Lapsi
Choisya
Choisya ternata Mexican Orange Flower
Chrysolepis
Chrysolepis chrysophylla Golden Chestnut
Chusquea
- Chusquea culeou Colihue, Culeu
Cinnamomum Cinnamon Trees, Camphor Trees
- Cissus
Cistus Rock Rose
- Cistus × aguilari
- Cistus atchleyi
- Cistus atriplicifolius
- Cistus calycinus
- Cistus × canescens
- Cistus clusii
- Cistus creticus
- Cistus × crispatus
- Cistus × cyprius
- Cistus × dansereaui
- Cistus × florentinus
- Cistus halimifolius
- Cistus × hetieri
- Cistus × hybridus
- Cistus × incanus
- Cistus inflatus
- Cistus × ingwersenii
- Cistus × laxus
- Cistus libanotis
- Cistus monspeliensis
- Cistus × nigricans
- Cistus × obtusifolius
- Cistus ocymoides
- Cistus osbeckiifolius
- Cistus parviflorus
- Cistus × platysepalus
- Cistus rosmarinifolius
- Cistus × sahucii
- Cistus 'Silver Pink'
- Cistus × skanbergii
- Cistus × stenophyllus
- Cistus symphytifolius
- Cistus umbellatus
- Cistus × verguinii
Citharexylum
- Citharexylum spinosum Fiddlewood
Citrus Citrus, Lemons, Limes, Oranges
- Citrus cavaleriei Ichang Lemon
- Citrus × tachibana Tachibana
- Cladothamnus
Cladrastis Yellow-woods
Cladrastis delavayi Chinese Yellow-wood
Cladrastis kentukea American Yellow-wood, Kentucky Yellow-wood, Virgilia, Gopherwood
- 'Perkins Pink' Pink-flowered Yellow-wood
- 'Sweetshade'
- 'White Rain'
- Cladrastis shikokiana
- Cladrastis wilsonii
Clematis
- Clematis acutangula
- Clematis aethusifolia
- Clematis afoliata
- Clematis akebioides
- Clematis apiifolia
- Clematis armandii
- Clematis campaniflora
- Clematis chinensis
- Clematis connata
- Clematis crispa
- Clematis delavayi
- Clematis finetiana
- Clematis flammula
- Clematis fusca
- Clematis gracilifolia
- Clematis integrifolia
- Clematis lanuginosa
- Clematis lasiandra
- Clematis ligusticifolia
- Clematis meyeniana
- Clematis nannophylla
- Clematis napaulensis
- Clematis orientalis
- Clematis patens
- Clematis phlebantha
- Clematis pitcheri
- Clematis × poizatii
- Clematis potaninii
- Clematis quinquefoliata
- Clematis ranunculoides
- Clematis rehderiana
- Clematis serratifolia
- Clematis songorica
- Clematis uncinata
- Clematis viorna
- Clematis virginiana
- Clematis vitalba Traveller's Joy, Old Man's Beard
- Cocculus
Comptonia
Comptonia peregrina Sweet Fern
Corema
- Corema album Portuguese Crowberry
- Corema conradii Plymouth Crowberry
Cormus
- Cormus domestica Service Tree
Cornus Dogwoods, Cornels
- C obliqua
Cornus alternifolia Alternate-leaved Dogwood, Blue (fruited) Dogwood, Cornouiller à feuilles alternes, Green Osier, Pagoda Dogwood, Pigeonberry
- Cornus amomum
- Cornus asperifolia
- Cornus australis
- Cornus baileyi
- Cornus capitata Bentham's Cornel
- Cornus chinensis
- Cornus chinensis
- Cornus × dunbarii
Cornus florida Flowering Dogwood
- Cornus glabrata Western Cornel
- Cornus hemsleyi
Cornus hongkongensis Hong Kong Dogwood
- Cornus × horseyi Horsey Dogwood
- Cornus macrophylla
Cornus mas Cornelian Cherry
- Cornus monbeigii
- Cornus nuttallii Pacific Dogwood
- Cornus occidentalis
- Cornus paucinervis
- Cornus racemosa
- Cornus rugosa
Cornus sanguinea Common Dogwood
- Cornus schindleri
- Cornus sessilis
Cornus stolonifera Red Osier Dogwood
- Cornus wilsoniana
- drummondii
Corylus Hazels, Filberts, 榛属 (zhen shu), Coudriers, Hasel
Corylus americana American Hazel, Noisetier d'Amérique
- Corylus americana × avellana hazelbert
Corylus avellana European Hazel, Nocciolo Comune, Avellano Común
- 'Anaconda'
- 'Anny's Purple Dream'PBR
- 'Anny's Red Dwarf'
- 'Aurea' Golden Hazel
- 'Burgundy Lace'®
- 'Contorta' Corkscrew Hazel, Harry Lauder's Walking-stick
- 'Contorta Purpurea'
- 'Fuscorubra'
- 'Little Rob'
- 'Pendula' Weeping Hazel
- 'Purple Umbrella'TM
- 'Red Dragon'®
- 'Red Majestic'PBR
- 'Rotblättrige Zellernuss' Red Hazel, Red Avaline, Blood Hazel
- selections for nut production
- 'SKCORY19SCOOB'
- 'Twister'
- 'Urticifolia' Cut-leaved Hazel
- var. pontica
- 'Variegata' Variegated Hazel
- Corylus avellana × cornuta Filazel
- Corylus avellana × heterophylla Ping'ou
Corylus avellana × maxima European fruiting hazel, Cobnut, Filbert, Zellernuss, Avelline
- 'Barcelona'
- 'Butler'
- 'Camponica'
- 'Casina'
- 'Clark'
- 'Corabel'
- 'Cosford'
- 'Craig'
- 'Daviana'
- 'Delta'
- 'Dorris'
- 'EMOA 1'
- 'Ennis'
- 'Epsilon'
- 'Eta'
- 'Felix'
- 'Feriale'
- 'Foşa'
- 'Gamma'
- 'Garibaldi'
- 'Gasaway'
- 'Gem'
- 'Grifoli'
- 'Gunslebert'
- 'Gustav's Zeller'
- 'Hall's Giant'
- 'Hunterdon'
- 'Impériale de Trébizonde'
- 'Jefferson'
- 'Jemtegaard 5'
- 'Kentish Cob'
- 'Lang Tidlig Zeller'
- 'Lewis'
- 'Lombardii'
- 'Louis Berger'
- 'McDonald'
- 'Monmouth'
- 'Morell'
- 'Mortarella'
- 'Negret'
- 'Nocchione'
- 'Öglunda'
- 'Palaz'
- 'Pauetet'
- 'Pearson's Prolific'
- 'Raritan'
- 'Ribet'
- 'Riccia di Talanico'
- 'Rotblättrige Zellernuss' Red Filbert, Blood Hazel
- 'Sacajawea'
- 'San Giovanni'
- 'Santiam'
- 'Segorbe'
- 'Somerset'
- 'Theta'
- 'Tokolyi Brownfield Cosford'
- 'Tombul'
- 'Tonda di Giffoni'
- 'Tonda Francescana'®
- 'Tonda Gentile della Langhe'
- 'Tonda Gentile Romana'
- 'Tonda Pacifica'
- 'Tonda Rossa'
- 'Tonollo'
- 'Webb's Prize Cob'
- 'Wepster'
- 'White Filbert'
- 'Willamette'
- 'Yamhill'
- 'York'
- 'Zeta'
- Corylus avellana × sieboldiana
- Corylus avellana × sutchuenensis
- Corylus Badgersett Hybrids
- Corylus chinensis Chinese Hazel, 华榛 (hua zhen)
- Corylus colchica Georgian Hazel
Corylus colurna Turkish Hazel, Constantinople Hazel, Byzantine Hazel
Corylus cornuta Beaked Hazel
- subsp. californica Californian Hazel
- Corylus fargesii Farges' Hazel, Birch-bark Hazel, 披针叶榛 (pi zhen ye zhen)
Corylus ferox Himalayan Hazel, 刺榛 (ci zhen)
- var. tibetica Tibetan Hazel, 藏刺榛 (zang ci zhen)
- Corylus 'Grand Traverse'
- Corylus heterophylla Japanese Hazel, Siberian Hazel, 榛 (zhen)
- Corylus jacquemontii West Himayalan Hazel
Corylus maxima Filbert
- 'Frühe van Frauendorf' Red Filbert
- 'Purpurea' Purple Filbert
- Corylus 'Purple Haze'
- Corylus 'Rosita'
- Corylus 'Ruby'
Corylus sieboldiana Japanese Hazel
- var. mandshurica Siberian Hazel, 毛榛 (mao zhen)
- Corylus × spinescens
- Corylus sutchuenensis Sichuan Hazel
- Corylus 'Te Terra Red'
- Corylus × vilmorinii Chinese Trazel, Vilmorin's Hazel
- Corylus yunnanensis Yunnan Hazel, 滇榛 (dian zhen)
Corymbia Bloodwoods, Ghost Gums, Spotted Gums
- Corymbia citriodora Lemon-scented Gum
Cotinus Smokebushes
Cotinus coggygria Venetian Sumach, Smokebush, Smoke Tree, Cloud Tree, Wig Tree, Mist Tree, Jupiter's Beard, Dyer's Sumach, Burning Bush
- 'Ancot'
- 'Black Velvet'
- 'Blazeaway'
- COOKE'S PURPLE™
- 'Cotsidh5'
- 'Daydream'
- 'Drinkstone Form'
- 'Firstpur'
- 'Foliis Purpureis'
- 'Green Mist'
- 'Kanari'
- 'Kolcot'
- 'Lilla'PBR
- 'Lisjo'
- 'Little Ruby'
- 'Mincofla20'
- 'Mincojau3'
- 'Ncc01'
- 'Nordine'
- 'Notcutt's Variety'
- 'Old Fashioned'PBR
- 'Pendulus'
- 'Pink Champagne'
- 'Pink Fairy'
- 'Pink Princess'
- 'Purple Supreme'
- Purpureus Group Burning Bush
- 'Red Beauty'
- 'Royal Purple'
- Rubrifolius Group
- 'Velvet Cloak'
- 'Westonbirt Orange'
- 'Young Lady'PBR
Cotinus obovatus Chittamwood, American Smoke Tree, Yellow-wood
- Cotinus szechuanensis
Cotoneaster
- Cotoneaster acuminatus
- Cotoneaster ambiguus
- Cotoneaster amoenus
- Cotoneaster apiculatus
- Cotoneaster buxifolius
- Cotoneaster congestus
- Cotoneaster conspicuus
- Cotoneaster divaricatus
- Cotoneaster foveolatus
- Cotoneaster glabratus
- Cotoneaster harrovianus
- Cotoneaster henryanus
- Cotoneaster hupehensis
Cotoneaster integerrimus Common Cotoneaster
- Cotoneaster lacteus
- Cotoneaster lindleyi
- Cotoneaster lucidus
- Cotoneaster moupinensis
- Cotoneaster nitidifolius
- Cotoneaster pannosus
- Cotoneaster rhytidophyllus
- Cotoneaster rubens
- Cotoneaster tomentosus
- Cotoneaster turbinatus
- Cotoneaster uniflorus
Crataegus Hawthorns
- Crataegus ambigua Russian Hawthorn
- Crataegus apiifolia
- Crataegus aprica
- Crataegus baroussana
Crataegus brachyacantha Pomette Bleue
- Crataegus chlorosarca
- Crataegus chungtienensis
- Crataegus cuneata
- Crataegus × dippeliana
- Crataegus douglasii
- Crataegus durobrivensis
- Crataegus flava Yellow Haw
- Crataegus henryi
- Crataegus heterophylla
- Crataegus intricata
- Crataegus jozana
- Crataegus kansuensis
- Crataegus macracantha
- Crataegus marshallii Parsley Haw
- Crataegus mexicana Tejocote
- Crataegus meyeri
- Crataegus nigra Hungarian Thorn
- Crataegus oliveriana
- Crataegus orientalis
- Crataegus pentagyna
Crataegus phaenopyrum Washington Thorn
- Crataegus pruinosa
- Crataegus pseudoheterophylla
- Crataegus sanguinea
- Crataegus spathulata
- Crataegus stipulacea
- Crataegus succulenta
- Crataegus tanacetifolia
- Crataegus tomentosa
- Crataegus uniflora
- Crataegus wilsonii
Crinodendron Chilean lantern tree, Pataqua, Polizon, Chaquihue, Patagua
Crinodendron hookerianum Chilean Lantern-tree, polizon, chaquihue
- Crinodendron patagua Lily of the Valley Tree, pataqua, Evergreen Snowbell
- × Cupressocyparis
Cupressus True Cypresses
- Cupressus austrotibetica
- Cupressus cashmeriana
Cupressus chengiana Cheng Cypress, Min River Cypress, Sichuan Cypress
- Cupressus corneyana
- Cupressus duclouxiana
Cupressus dupreziana
- var. atlantica Atlas Cypress
- var. dupreziana
- Cupressus funebris Chinese Weeping Cypress
- Cupressus gigantea Tsangpo Cypress
- Cupressus himalaica Bhutan Cypress
Cupressus sempervirens Italian Cypress
Cupressus torulosa Himalayan Cypress
- Cussonia
- Cyathea
- Cyathodes
- Cycas
Cyclocarya Wheel Wingnut, qing qian liu shu
- Cyclocarya paliurus Wheel Wingnut, qing qian liu
Cydonia Quince
Cydonia oblonga Common Quince
Cyrilla
- Cyrilla racemiflora Leatherwood
Cytisus Broom
- Cytisus ardoini
- Cytisus × beanii
- Cytisus × dallimorei
- Cytisus decumbens
- Cytisus demissus
- Cytisus diffusus
- Cytisus emeriflorus
- Cytisus fontanesii
Cytisus grandiflorus Woolly-podded Broom
- Cytisus hirsutus
- Cytisus ingramii
- Cytisus monspessulanus Montpelier Broom
- Cytisus multiflorus
- Cytisus palmensis Tagasaste
- Cytisus × praecox
- Cytisus procumbens
- Cytisus proliferus Escabon
- Cytisus purgans
- Cytisus racemosus
- Cytisus ratisbonensis
- Cytisus rochelii
- Cytisus supranubius
- Cytisus tommasinii