Benghal bean
n : annual semi-woody vine of Asia having long clusters of
purplish flowers and densely hairy pods; cultivated in
southern United States for green manure and grazing [syn:
cowage, velvet bean, Bengal bean, Florida bean,
Mucuna pruriens utilis, Mucuna deeringiana, Mucuna
aterrima, Stizolobium deeringiana]