【Name Origin】
【Source】
Ben Cao Meng Quan (Herbal Compendium)
【Common Usage Level】
E
【Botanical Source】
It is a block-shaped substance made from fermented Chinese gall (Mass Galla chinesis et camelliae Fermentata) and tea leaves.
【Appearance】
It is a small, grayish-brown cube, with occasional yellowish-white spots on the surface, and has a slight fragrance.
【Category】
Others