波叶大黄

NameBo Ye Da Huang (Radix et Rhizoma Rhei Undulati)SourcesThe drug is the dried root and rhizome of Rheum undulatum L. (family Polygonaceae), growing in grassland on mountain slopes, and distributed chiefly in Qinhai, Gansu, Shaanxi of China.The Effect of Bo Ye Da HuangPropertyBitter, cold; stomach