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.

• 亚洲的一年生半木质藤本植物，花略带紫色、形成长的花簇，荚果上生有浓密的毛，栽培于美国南部、作为绿肥或牧草。