... have a clear vertical wrinkles and the fibrous scar, cork is not divisible Department has scarred brown, occasionally horizontal lenticels. ... known as the Hang TGP, best quality; Anhui mm peony is called the middle class, the largest output; Sichuan middle name ... Root containing paeoniflorin, Peony phenol, peony flower glycosides, benzoic acid is about 1.07%, volatile oil, fatty oil, resin, tannins, ...