This product is the dried aboveground part of Erodium stephanianum Willd. (commonly known as "long-beak geranium"), Geranium wilfordii Maxim., or Geranium carolinianum L. (both commonly known as "short-beak geranium"), all belonging to the Geraniaceae family. It is harvested in summer and autumn when the fruits are nearly ripe, bundled, and dried.

【Functions and Indications】Expels wind and dampness, promotes blood circulation to remove blood stasis, stops diarrhea and dysentery. Used for rheumatic arthralgia, numbness and spasm, muscle and bone soreness, diarrhea, and dysentery.