The black-eyed pea, also called black-eyed bean,is a subspecies of the cowpea, grown around the world for its medium-sized edible bean. The bean mutates easily, giving rise to a number of varieties. The common commercial one is called the California Blackeye; it is pale-colored with a prominent black spot. The currently accepted botanical name is Vigna unguiculata subsp. unguiculata, although prev.