A southwest Asian perennial herb(Medicago sativa)having compound leaves with three leaflets and clusters of usually blue - violet flowers.It is widely cultivated as a pasture and hay crop.

• 苜蓿，紫苜蓿一种亚洲西南部多年生草本植物（苜蓿），其复叶由三小叶构成，花簇通常为蓝紫色的。它作为牧草和干草而被广泛种植