Chinese Broccoli Brassica oleracea

The Greeks and Romans used Chinese broccoli as a vegetable 2500 years ago. Its origin is believed to be the Atlantic coastline of Europe and the Mediterranean though it is now cultivated widely in Australia.

Chinese Chives Allium tuberosum

This member of the onion family originated in Southeast Asia and has spread successfully to Europe and North America.

Chinese Jujube Ziziphus jujuba

Though the first jujube trees grown were in Syria, Chinese records show that the jujube has been cultivated in China for 4,000 years. Most locations with warm long summers can support growth of these fruit trees. The jujube is a medium size tree, up to 25 or more feet, with glossy green,...

Cilantro Coriandrum sativum

This herb used for flavoring is thought to have come from southern Europe or Asia Minor.

Collards Brassica oleracea var. viridis

The Brassica family is thought to have originated in the eastern Mediterranean and Asia Minor. The wide, smooth, blue-green leaves of Brassica oleracea var.viridis have a spinach-like flavor and are the highest in nutrients of the dark green, leafy vegetables.

Common Bean Pole Phaseolus vulgaris (pole type)

Bean Pole is a common bean, like the bush bean but with different growth habits. The two originated in the Andes region with probable introgressions from Central America. Radio carbon dating identifies the species as being 7,000 years old.

Common Stylo Stylosanthes guianensis (syn. Trifolium guianensis)

This erect, many-branched perennial herb grows up to 1 m (3 ft 3in) high with trifoliate leaves. It is native to South America, replacing lucerne, and is now one of the most popular pasture legumes grown in the tropics. Low palatability during the rain, but readily eaten during the dry...

Coral Bean, Coral Tree Erythrina berteroana, Erythrina poeppigiana

Both species are native to the river basins and upland forests of South America. They are now naturalized in Central America and the Caribbean at elevations as high as 2,000 m.

Cowpea Vigna unguiculata subsp. unguiculata

A wild pea that is very similar to this cultivated variety is native to central Africa and is now grown around the world where temperatures are moderate.

Cranberry Hibiscus Hibiscus acetosella

Cranberry Hibiscus, as well as its sister species, Roselle (H. sabdariffa), and Kenaf (H. cannabinus) are of African origin. It is believed to be a hybrid of African wild hibiscus species. Cranberry Hibiscus is now known only as a cultivated plant. This species tends to escape from gardens and it...