通过全国范围调查，收集到２７个省、市、自治区的８８份银柴胡生药商品，鉴定结果表明其中仅６０％来源于中国药典品种，其余４０％来源于非药典品种。５２份来源于披针叶繁缕，在全国２４个省市使用，其中，约有２／３为１或２年生栽培品。商品中１８％为灯心草蚤缀根，在１０省区使用，其余２２％来源于丝石竹属、蝇子草属和蚤缀属３个属的５种植物根。 Through the nationwide survey, 88 Yinchaihu crude drug products were collected from 27 provinces, municipalities and autonomous regions. The identification results showed that only 60% of them were from Chinese Pharmacopoeia species and the remaining 40% were from non-pharmaceutical species. Fifty-two of them are from the genus Hesperiphyllum and are used in 24 provinces and cities in the country, of which about two-thirds are 1 or 2 years old. 18% of the commodities were rooted with rushes and used in 10 provinces. The remaining 22% were derived from the 5 plant roots of the 3 genera of Dianthus, Flytlegrass, and Trifolium.