Illustrated are the pistillate flowers of corylus rostrata. They are small, scaly buds with only the…
Cosmos bipinnatus is an annual that grows seven to ten feet tall. The flowers are white, pink, or crimson.…
Cosmos sulphureus grows four to seven feet tall. The flowers are two to three inches across and are…
Cotoneaster horizontalis is a low shrub with almost horizontal branches. The flowers are erect and pink.…
Cotoneaster hupehensis is a shrub that grows five feet tall and has slender, spreading branches. The…
Cotyledon secunda is stemless and the leaves grow in a rosette. The flowers grow in a one sided, recurved…
Cannon ball tree is the common name of couroupita guianensis. Illustrated is the trunk and the hanging…
Illustrated is a flower of the cannon ball tree with a fallen petal. The flowers are about two inches…
Illustrated is the common cranberry, vaccinium macrocarpon. It grows wild only in North American. The…
Crassula quadrifida is a perennial with oblong leaves and white flowers tinged with red.
Crataegus coccinioides sometimes grows twenty feet tall. The branches are stout and spreading, forming…
The common name of crataegus oxycantha paulii is Paul's thorn. It has double, bright scarlet flowers.…
The flowers are crepis rubra are red and usually grow alone at the end of each stem. It grows between…
The common name of crinum americanum is Florida swamp lily. There are usually four flowers on an erect…
Crinum powellii has about eight flowers. The flowers are a dark rose color. There are about twenty spreading…
Crocosmia aurea imperialis grows four feet high. The flowers are orange yellow.
The common name of crocus susianus is cloth of gold crocus. The flowers are orange-yellow and brownish…
Crocus vernus is the most common garden crocus. The flowers are lilac, white, or purple striped with…
Crocus speciosus aitchisonii has pale bluish lilac flowers. It is large and graceful.
Cryptanthus zonatus has oblong, tapering leaves. The leaves are marked with bands of white. The flowers…
Cuphea hyssopifolia has a shrubby stem and numerous branches. The flowers are scarcely longer than the…
The branches of cuphea ignea are somewhat angled. The flowers stalks are two to four times long than…
Curculiga latifolia grows two to three feet tall. The flowers are bright yellow and grow in a dense…
The common name of curcuma petiolata is queen lily. The leaves are six to eight inches long. The flowers…
Illustrated is the queen lily, curcuma petiolata, in flower. The flowers are pale yellow. The flowers…
The flowers of cymbidium giganteum are dull purple, brownish, or yellowish green striped with purple.…
The flowers of cymbopetalum penduliflorum grow alone at the end of each stem. The petals and thick and…
Cyperorchis elegans is an orchid native to the Himalayas. The flowers are yellow and one and a half…
The flowers of cypripedium pubescens bloom in May and June. The leaves are oval. The petals are usually…
Cypripedium spectabile is a stout plant. The flowers bloom in June. It is found from Maine, New England,…
Cypripedium californicum plants are either slender or stout. The flowers are small with six to twelve…
Cytisus canariensis is a much branched shrub that grows six feet tall. The flowers are fragrant and…
Cactus dahlia is the common name of dahlia juarezii. The flowers heads are a brilliant scarlet. The…
Dahlia coccinea flowers vary in color from scarlet through orange and yellow. There is no double form.
The leaves of dalibarda repens are heart shaped and wavy toothed. The flowers are white with one or…
Daphne cneorum has long, trailing branches. The flower heads are pink and fragrant. The flowers bloom…
Delphinium ajacis grows about eighteen inches tall. The flowers are showy and blue or violet. The flowers…
Delphinium formosum has a strong stem that grows two to three feet tall. The flowers are blue with indigo…
Dendrobium dearei has white flowers that are about two inches across. The plant is native to the Philippines.
Dendrobium superbiens is native to Australia. The flowers are two inches across and crimson-purple.…
The common name of dentaria diphylla is pepper root. The plant grows eight to sixteen inches tall. The…
Deutzia gracilis grows three feet tall and has slender, arching branches. The flowers are pure white.…
The deutzia purpurascens shrub grows three feet tall with slender, arching branches. The flowers have…
Deutzia lemoinei grows three feet tall. The flowers are pure white. The leaves have finely serrated…
In true dewberries the center flowers open first. The flowers and fruits are few and scattereed.
Dewberries are trailing blackberries. The bartel variety grows wild from New York to Kansas and southwest.
Sweet William is the common name of dianthus barbatus. The stems grows ten to twenty inches tall. The…
Dianthus Superbus is found from Norway to Japan and Spain. The flowers are lilac and very fragrant.
Maiden pink is the common name of dianthus deltoides. The plant is densely tufted and grows six to ten…
Dianthus chinensis flowers are large, clustered, and pink or lilac. The plant is native to China and…
Diascia barberae blooms freely in the summer. The flowers are rose pink with a yellow, green dotted…
Bleeding heart is the common name of dicentra spectabilis. The plant grows one to two feet tall. The…
Dicentra formosa is native from central California to British Columbia. The flowers are rose purple…
Dutchman's breeches is the common name of dicentra cucullaria. The flowers are white tipped with creamy…
Diervilla japonica is native to Japan and China. It blooms in May and June. The flowers usually grow…
The common name of digitalis purpurea is common foxglove. Illustrated is the juvenile or foliage stage…
Foxglove is the common name of digitalis purpurea. It is native from Great Britain, west and central…
Dimorphotheca aurantiaca is a variety of cape marigold. The flowers are large and orange yellow. It…