Rhizoma Cyperi. Part used: Rhizome. Known as Nut-Grass Rhizome. Entering meridians: Liver, San Jiao and Gallbladder. Origin: Most parts of China. Xiang Fu Cu is a Paozhi processed herb so can be more effective at strengthening the function of dispelling liver qi, improving digestion and removing food stagnation. All Phoenix Medicial dry herb and concentrated herbal granules are grown without sulphur, pesticides or herbicides and are grown in the place of origin.