Mountain wild pea, alias: drop bean seedling, mountain black bean, through the bone grass, Hubei dialect for the wild fungus, Latin name: Vicia amoena Fisch. ex DC. legume, wild pea perennial herb, the whole plant sparsely pilose, sparse nearly glabrous. Stem angular, multi-branched, obliquely ascending or climbing. Mountain wild pea is excellent forage grass, protein up to 10.2%, livestock like to eat. Folk medicine is known as the bones of the grass, has the effect of removing dampness, clearing heat and detoxification, for the sores of the detergent. This kind of rapid reproduction, regeneration force is strong, is the wind, sand, soil conservation and green manure crops. Its long flowering period, colorful can also be used for hedges, barren hills, landscaping, the establishment of artificial grassland and early spring honey plant. Whole grass: sweet, bitter, flat. Dispel wind-dampness, promote blood circulation, soothe tendons and relieve pain. Helps to cure rheumatic arthralgia, flash contusion, anonymous swelling, scrotal eczema.