Panyuanxingjue;Microsorii Buergeriani Herba Sources:The drug is the herb of Microsorium buergerianum(Miq.)Ching(family Polypodiaceae),growing in forest,climbing trees or rock with the altitude of 700m,distributed in Zhejiang,Anhui,Jiangxi,Hunan,Hubei,Sichuan,Fujian,Taiwan,Guangdong,Guangxi,Guizhou and Yunnan. Actions and Indications:It is used to clear away heat evil and induce diuresis,for the treatment of urethritis,jaundice,pain on tendons and bones.