The black-eyed pea, black-eyed bean or goat pea, a legume, is a subspecies of the cowpea, grown around the world for its medium-sized, edible bean. The common commercial variety is called the California Blackeye; it is pale-colored with a prominent black spot.
Vigna aconitifolia is a drought-resistant legume, commonly grown in arid and semi-arid regions of India. It is commonly called mat bean, moth bean, matki, Turkish gram or dew bean. The pods, sprouts and protein rich seeds of this crop are commonly consumed in India.
Subgenus Vigna. Vigna ambacensis Welw. ex Bak. Vigna angivensis Baker; Vigna filicaulis Hepper; Vigna friesiorum Harms; Vigna gazensis Baker f. Vigna hosei (Craib) Backer—Sarawak-bean; Vigna luteola (Jacq.) Benth.—Dalrymple vigna; Vigna membranacea A. Rich. Vigna membranacea subsp. caesia (Chiov.) Verdc. Vigna membranacea subsp. membranacea A. Rich.