Cosmos bipinnatus is an annual that grows seven to ten feet tall. The flowers are white, pink, or crimson. It is native to Mexico.

Cosmos Bipinnatus

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 pale, pure, or golden yellow. The plant is native to Mexico.

Cosmos Sulphureus

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. The plant is native to China.

Cotoneaster Horizontalis

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 flowers are yellow and bloom in May. The plant is native to China.

Cotoneaster Hupehensis

Cotoneaster hupehensis is a shrub that grows five feet tall and has slender, spreading branches. The…

The crataegus punctata tree grows twenty five feet tall with horizontally spreading branches. It is native from Quebec to Ontario, Illinois and Georgia.

Crataegus Punctata

The crataegus punctata tree grows twenty five feet tall with horizontally spreading branches. It is…

Crataegus tomentosa grows to twenty feet with spreading branches. The fruit is usually oval, dull yellow or yellowish red. It is native Ontario to Minnesota, south to Tennessee.

Crataegus Tomentosa

Crataegus tomentosa grows to twenty feet with spreading branches. The fruit is usually oval, dull yellow…

Crataegus macracantha is a shrub of dense growth, growing twenty feet tall. It is native from New York to Vermont and Pennsylvania.

Crataegus Macracantha

Crataegus macracantha is a shrub of dense growth, growing twenty feet tall. It is native from New York…

Crataegus pinnatifida is native to China, Siberia, and Korea. It grows twenty feet tall. The fruit is round and dark red.

Crataegus Pinnatifida

Crataegus pinnatifida is native to China, Siberia, and Korea. It grows twenty feet tall. The fruit is…

The common name of crinum americanum is Florida swamp lily. There are usually four flowers on an erect scape. It is native in river swamps of Georgia and Florida.

Crinum Americanum

The common name of crinum americanum is Florida swamp lily. There are usually four flowers on an erect…

Crocus vernus is the most common garden crocus. The flowers are lilac, white, or purple striped with lemon-yellow anthers and orange-yellow style branches. It is native to south Europe.

Crocus Vernus

Crocus vernus is the most common garden crocus. The flowers are lilac, white, or purple striped with…

Crocus imperati is native to Italy. The flower are lilac or white with yellow anthers.

Crocus Imperati

Crocus imperati is native to Italy. The flower are lilac or white with yellow anthers.

Pumpkin is the common name of cucurbita pepo.  The leaves are dull, dark green and three to five lobed. It is probably native to the tropical regions of the Americas.

Pumpkin Plant

Pumpkin is the common name of cucurbita pepo. The leaves are dull, dark green and three to five lobed.…

Cuphea hyssopifolia has a shrubby stem and numerous branches. The flowers are scarcely longer than the leaves. The plant is native to Mexico.

Cuphea Hyssopifolia

Cuphea hyssopifolia has a shrubby stem and numerous branches. The flowers are scarcely longer than the…

The common name of cuphea llavea is the red-white-and-blue flower. The stems are numerous. The plant is native to Guatemala.

Cuphea Llavea

The common name of cuphea llavea is the red-white-and-blue flower. The stems are numerous. The plant…

The branches of cuphea ignea are somewhat angled. The flowers stalks are two to four times long than the leaf stalks. The plant is native to Mexico.

Cuphea Ignea

The branches of cuphea ignea are somewhat angled. The flowers stalks are two to four times long than…

Cupressus macnabiana is a small tree, growing twenty feet tall. The tree forms a dense, pyramidal head. The tree is native to California.

Cupressus Macnabiana

Cupressus macnabiana is a small tree, growing twenty feet tall. The tree forms a dense, pyramidal head.…

Curculiga latifolia grows two to three feet tall. The flowers are bright yellow and grow in a dense clusters near the base of the plant. The plant is native to Indian and Malaysia.

Curculiga Latifolia

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 are pale yellow. The plant is native to India.

Curcuma Petiolata

The common name of curcuma petiolata is queen lily. The leaves are six to eight inches long. The flowers…

The common name of ribes floridum is native black currant. In this illustration the fruit is immature. It is an American species.

Native Black Currant

The common name of ribes floridum is native black currant. In this illustration the fruit is immature.…

Cyathea meridensis is a tree fern. It is native to Columbia. The segments are scaly on the ribs beneath.

Cyathea Meridensis

Cyathea meridensis is a tree fern. It is native to Columbia. The segments are scaly on the ribs beneath.

Cycas pectinata is an evergreen, palm like tree. The tree grows ten feet tall. It is native to India.

Cycas Pectinata

Cycas pectinata is an evergreen, palm like tree. The tree grows ten feet tall. It is native to India.

The common name of cycas revoluta is sago palm. It is native to southern Japan. It is a graceful, palm like tree and grows six to ten feet tall.

Cycas Revoluta

The common name of cycas revoluta is sago palm. It is native to southern Japan. It is a graceful, palm…

Shown is a flower of perfect form and the crested variety of cyclamen persicum. The plant is native from Greece to Syria.

Cyclamen Persicum

Shown is a flower of perfect form and the crested variety of cyclamen persicum. The plant is native…

The flowers of cymbidium giganteum are dull purple, brownish, or yellowish green striped with purple. The plant is native to Nepal.

Cymbidium Giganteum

The flowers of cymbidium giganteum are dull purple, brownish, or yellowish green striped with purple.…

Cymbopetalum penduliflorum has several common names including Mexican earflower and sacred earflower of the Aztecs. It is native to south Mexico and Guatemala.

Cymbopetalum Penduliflorum

Cymbopetalum penduliflorum has several common names including Mexican earflower and sacred earflower…

Cyperorchis elegans is an orchid native to the Himalayas. The flowers are yellow and one and a half to two inches across.

Cyperorchis Elegans

Cyperorchis elegans is an orchid native to the Himalayas. The flowers are yellow and one and a half…

Umbrella plant is the common name of cyperus alternifolius. The plant grows one to four feet tall. The plant is native to Madagascar.

Umbrella Plant

Umbrella plant is the common name of cyperus alternifolius. The plant grows one to four feet tall. The…

Chufa is native to the tropics and subtropics. The tubers of the plant are edible. Chufa is the common name of cyperus esculentus.

Chufa

Chufa is native to the tropics and subtropics. The tubers of the plant are edible. Chufa is the common…

The common name of cyphomandra betacea is tree tomato. The plant is native to Brazil. It is cultivated for its egg shaped, reddish brown, faintly striped fruits.

Cyphomandra Betacea

The common name of cyphomandra betacea is tree tomato. The plant is native to Brazil. It is cultivated…

The common name of cyrtomium falcatum is holly fern. The fern is native to Japan and India. It has large, thick, glossy foliage.

Cyrtomium Falcatum

The common name of cyrtomium falcatum is holly fern. The fern is native to Japan and India. It has large,…

Daedalacanthus nervosus is native to India. It grows two to six feet tall.

Daedalacanthus Nervosus

Daedalacanthus nervosus is native to India. It grows two to six feet tall.

Illustrated is a young date palm with growing suckers or offshoots. It is native to North Africa and the Middle East.

Young Date Palm

Illustrated is a young date palm with growing suckers or offshoots. It is native to North Africa and…

Illustrated is davallia bullata grown as a fern ball. It is native from India to Japan.

Davallia Bullata

Illustrated is davallia bullata grown as a fern ball. It is native from India to Japan.

Dendrobium dearei has white flowers that are about two inches across. The plant is native to the Philippines.

Dendrobium Dearei

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 petals are often bordered with white.

Dendrobium Superbiens

Dendrobium superbiens is native to Australia. The flowers are two inches across and crimson-purple.…

Deutzia gracilis grows three feet tall and has slender, arching branches. The flowers are pure white. The plant is native to Japan.

Deutzia Gracilis

Deutzia gracilis grows three feet tall and has slender, arching branches. The flowers are pure white.…

Dianthus chinensis flowers are large, clustered, and pink or lilac. The plant is native to China and Japan.

Dianthus Chinensis

Dianthus chinensis flowers are large, clustered, and pink or lilac. The plant is native to China and…

Bleeding heart is the common name of dicentra spectabilis. The plant grows one to two feet tall. The flowers are large and deep rosy red. The plant is native to Japan.

Bleeding Heart

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 and grow in clusters at the end of the stems. The plant is stemless with a fleshy rootstock.

Dicentra Formosa

Dicentra formosa is native from central California to British Columbia. The flowers are rose purple…

Didymochlaena lunulata is native from Cuba to Brazil. The leaves are clustered from an erect, rigid stem. The leaves are three to six feet long.

Didymochlaena Lunulata

Didymochlaena lunulata is native from Cuba to Brazil. The leaves are clustered from an erect, rigid…

Dieffenbachia seguine nobilis is native to Brazil. The blade is dull green with dirty green spots.

Dieffenbachia Seguine Nobilis

Dieffenbachia seguine nobilis is native to Brazil. The blade is dull green with dirty green spots.

Diervilla japonica is native to Japan and China. It blooms in May and June. The flowers usually grow in three flowered clusters.

Diervilla Japonica

Diervilla japonica is native to Japan and China. It blooms in May and June. The flowers usually grow…

Foxglove is the common name of digitalis purpurea. It is native from Great Britain, west and central Europe, to Scandinavia. The flowers are purple and spotted.

Digitalis Purpurea

Foxglove is the common name of digitalis purpurea. It is native from Great Britain, west and central…

Native or common persimmon is the common name of diospyros virginiana. The fruit is round and plum-like. The fruit is pale orange with red cheek. It varies is size, color, and flavor.

Native Persimmon

Native or common persimmon is the common name of diospyros virginiana. The fruit is round and plum-like.…

Dipladenia atropurpurea is native to Brazil. The flowers are dark purple.

Diplandenia Atropurpurea

Dipladenia atropurpurea is native to Brazil. The flowers are dark purple.

Dipladenia splendens is native to Brazil. The flower clusters have four to six flowers.

Dipladenia Splendens

Dipladenia splendens is native to Brazil. The flower clusters have four to six flowers.

The disanthus cercidifolius shrub grows to ten feet and has slender branches. The flowers are dark purple. The plant is native to the high mountains of central Japan.

Disanthus Cercidifolius

The disanthus cercidifolius shrub grows to ten feet and has slender branches. The flowers are dark purple.…

Dorstenia contrajerva is the most common species of dorstenia and is native to tropical America. The flowers grow on a long sttem.

Dorstenia Contrajerva

Dorstenia contrajerva is the most common species of dorstenia and is native to tropical America. The…

Draba dedeana flowers are pale yellow. The plant is native to Spain.

Draba Dedeana

Draba dedeana flowers are pale yellow. The plant is native to Spain.

Dryopteris marginalis is native from Canada southward. It is a very common fern. The leaves are six inches to two feet long.

Dryopteris Marginalis

Dryopteris marginalis is native from Canada southward. It is a very common fern. The leaves are six…

Dryopteris parasitica is native to the tropical regions of both hemispheres. It often grows as a weed in greenhouses.

Dryopteris Parasitica

Dryopteris parasitica is native to the tropical regions of both hemispheres. It often grows as a weed…

The fruit of duguetia quitarensis turns red when ripe. It is native to tropical America.

Duguetia Quitarensis

The fruit of duguetia quitarensis turns red when ripe. It is native to tropical America.

Durian is the common name of durio zibethinus. The fruit tree is native to India and Malaysia. Concerning the odor of the durian it has been said that is smells like a mixture of old cheese and onions flavored with turpentine. But those who eat it love it despite the odor.

Durian

Durian is the common name of durio zibethinus. The fruit tree is native to India and Malaysia. Concerning…

The leaves of dyckia rariflora have small spines on the margin. The plant is native to Brazil.

Dyckia Rariflora

The leaves of dyckia rariflora have small spines on the margin. The plant is native to Brazil.

The echinocactus whipplei cactus grows three to five inches tall. The flower is greenish red. It is native to northern Arizona.

Echinocactus Whipplei

The echinocactus whipplei cactus grows three to five inches tall. The flower is greenish red. It is…

The echinocactus rectispinus cactus is round and cylindrical. The flowers are about one inch long and pink. The cactus is native to California.

Echinocactus Rectispinus

The echinocactus rectispinus cactus is round and cylindrical. The flowers are about one inch long and…

Echinocactus palmeri is native to Mexico. It is a very stout, round cactus.

Echinocactus Palmeri

Echinocactus palmeri is native to Mexico. It is a very stout, round cactus.

Echinocactus myriostigma is native to Mexico. The flowers are large and pale yellow. The cactus is five inches in diameter.

Echinocactus Myriostigma

Echinocactus myriostigma is native to Mexico. The flowers are large and pale yellow. The cactus is five…

Echinocereus chloranthus is native to Texas and New Mexico. The flowers are white and green.

Echinocereus Chloranthus

Echinocereus chloranthus is native to Texas and New Mexico. The flowers are white and green.

The common name of echinocereus rigidissimus is rainbow cactus. It is native to Arizona and New Mexico.

Echinocereus Rigidissimus

The common name of echinocereus rigidissimus is rainbow cactus. It is native to Arizona and New Mexico.