Common Silverbell (spp.) Common Spindle Tree
Common Winterberry (spp.) Common Winterberry 'Doctor Kassab'
Common Winterberry 'Emily Brunner' Common Winterberry 'Greenleaf'
Common Winterberry 'John T. Morris' Common Winterberry 'Mary Nell'
Common Winterberry 'Nellie R. Stevens' Common Winterberry 'Sparkleberry'
Common Witchhazel (spp.) Common Witchhazel 'Little Suzie'
Common Yellowwood Common Yew (spp.)
Common Yew 'Amersfoot' Common Yew 'Barronii'
Common Yew 'Dovastonii' Common Yew 'Fastigiata'
Common Yew 'Fastigiata Robusta' Common Yew 'Standishii'
Common Yew 'Stricta' Common Yew 'Stricta Aurea'
Common Yew 'Washingtonii' 'Compacta' American Arborvitae
'Compacta' Carolina Laurel Cherry 'Compacta' Corkbark Fir
'Compacta' Deodar Cedar 'Compacta' White Fir
'Compressa' Common Juniper Condalia, Bitter
Conebush, Line-leaf 'Contorta' Eastern White Pine
Coolamon Rose Apple Coolibah
'Coonara Pygmy' Japanese Maple Cootamundra Wattle (spp.)
Cootamundra Wattle 'Purpurea' Copal
Copal: microphylla 'Copper' European Beech
Copper Plant, Caribbean Copperpod
Copperpod: dubium 'Coppertone™' Distylium
Coral Gum Coral Pink Crapemyrtle 'Tuscarora'
'Coral Pink' Japanese Maple Coral Sumac
Coral Tree (spp.) Coral Tree 'Tropic Coral'
Coral Tree, Cockspur Coral Tree, Common
Coral Tree, Naked Coral Tree, Scarket
Coral Tree: corallodendrum Coral Tree: eggersii
Coral Tree: flabelliformis Coral Tree: secundiflora
Coral Tree: sykesiihybrid Coral, Bean SW
Coralberry (spp.) Coralberry 'Doctor Kassab'
Coralberry 'Emily Brunner' Coralberry 'Greenleaf'
Coralberry 'John T. Morris' Coralberry 'Mary Nell'
Coralberry 'Nellie R. Stevens' Coralberry 'Sparkleberry'
'Corallinum' Japanese Maple Cordia, Scarlet
'Corinthian Mauve' Common Peach 'Corinthian Pink' Common Peach
'Corinthian Rose' Common Peach 'Corinthian White' Common Peach
Cork Oak Corkbark Fir 'Compacta'
Corkscrew Pine Corkscrew Willow (spp.)
Corkscrew Willow 'Tortuosa' Corkscrew Willow Weeping
Corktree, Amur (spp.) Corktree, Amur 'Macho'
Corktree, Chinese (spp.) Corktree, Chinese 'Macho'
Corktree, Sachalin Corkwood
Corn Plant (spp.) Corn Plant 'Limelight'
Corn Plant 'Massangeana' Cornelian Cherry Dogwood (spp.)
Cornelian Cherry Dogwood 'Elegantissima' Cornelian Cherry Dogwood 'Golden Glory'
Cornelian Cherry Dogwood 'Spring Glow' Cornelian Cherry Dogwood Variegated
Corriosa Corsica Pine (spp.)
Corsica Pine 'Globosa'