Vigna is a genus of plants in the legume family, Fabaceae, with a pantropical distribution. [2] It includes some well-known cultivated species, including many types of beans . Some are former members of the genus Phaseolus .

The cowpea (Vigna unguiculata) is an annual herbaceous legume from the genus Vigna. Its tolerance for sandy soil and low rainfall have made it an important crop in the semiarid regions across Africa and Asia.

General: Cowpea is a warm-season, annual legume that exhibits a wide range of growth habits. Varieties may be short and bushy, prostrate, or tall and vine-like. Canopy heights can be 2–3 feet, depending on the variety. The upright stems are hollow and hairless, roughly 0.4 or 2/5 inch (1 cm) wide. The stems of twining varieties are thinner.

Vigna subterranea is geocarpy which ripens its pods underground, much like the peanut (also called a groundnut). They can be eaten fresh or boiled after drying, and can be ground either fresh or dry to make puddings.

Jan 1, 2010 · The genus Vigna, with about 100 species, includes eight species domesticated in Africa and Asia; many other species in the genus are cultivated or gathered for various uses. The genus probably first evolved in Africa, based on the present day distribution of Vigna...

Apr 17, 2017 · Vigna (Vigna Caracalla), often called corkscrew vine, snail bean and snail vine is native to tropical South America and Central America. It belongs to the Fabaceae family. This perennial, fast-growing flowering vine can grow up to 20 feet in height, and prized for its long clusters of aromatic blooms.

mung bean, (Vigna radiata), legume plant of the pea family , grown for its edible seeds and young sprouts. The mung bean is likely native to the Indian subcontinent and is widely cultivated in Asia for use in a variety of sweet and savory dishes, particularly in India, China, Korea, and Thailand.