Tuchangshan; Hydrangeae Strigosae Radix seu Folium Sources:The drug is the dried root or leaf of Hydrangea strigosa Rehd.(Family Saxi fragaceae),growing in forests or along streams,and distributed in Shaanxi,Gansu,Anhui,Zhejiang,Jiangxi,Fujian,Hubei,Hunan,Guangdong,Guangxi,Guizhou,Sichuan and Yunnan of China. Actions and Indications:Root is used as antimalarial and antitoxic,to reduce the fever and remove food stagnancy,for the treatment of dysentery,indigestion,pain in chest and abdomen,Leaf is used as diuretic,antitussic and antimalarial,for the treatment of dysentery,cough and diuretic.