Studies on the Quality of Traditional Chinese Medicinal Herbs Qianhu Growing in Gansu / 中草药

ABSTRACT

A comparative study on the histological and morphological characteristics and the intrinsic quality of the roots of Huabei Qianhu(Peucedanum harry-smithii),Shaomao Bei Qiau hun (P.harry-smithii var.subglabrum ) and Baihua Qianhu (P.praeruptorum ) was carried out. Results revcaled that the former two Qianhu produced in Gansu are similar to Baihua Qian hu in their main ingredients.Thus the two Qianhu are worthy for further research and develo pm ent.At the same time, it was observed that Baihua Qianhu Produced in Gansu is of iuferior quality and the content of EtOH extraet of its root is slightly lower than that from elsewhere in China.