Edible value: the seedling is a seedling with 2 ~ 4 leaves after pea germination, which is tender, smooth and fragrant, and is most suitable for soup making. The southern provinces regard tender buds as soup and fried food, which is one of the main fresh vegetables. For example, Shanghai is called "pea seedling", Guangzhou is called "asparagus" and Sichuan is called "pea tip". At a certain period, tender pods grow, 5-7 cm long, 4-7 capsules per pod, white and green, round and edible.

Medicinal value: tonifying kidney, regulating menstruation, eliminating phlegm and relieving cough. For kidney deficiency, lumbago, nocturnal emission, irregular menstruation, cough and excessive phlegm; A topical medicine for the treatment of furuncle.