鹰咀紫云英(Astragalus cicer L.)又名鹰咀黄芪,原产于欧洲,很早就被用作放牧地的豆科牧草种植。从十九世纪四十年代中期起,美国作为水土保持植物利用。近年来,我国分别从加拿大和美国引入试种。鹰咀紫云英是豆科黄芪属多年生植物,根粗壮,直径达1.5—2厘米,根上生浅黄色根瘤。 Astragalus cicer L. (Astragalus cicer L.) Astragalus, also known as the spruce, originated in Europe, has long been used as grazing leguminous grass planting. Since the mid-1940s, the United States has used it as a soil and water conservation plant. In recent years, China has introduced trial cultivation from Canada and the United States respectively. Eagle Tsui purple cloud is a legume Astragalus perennial plant, stout, diameter of 1.5-2 cm, root superficial light yellow nodules.