近来我区发现有用藤子三七混充三七,两药来源、临床效用均不相同,不可混用,现将两者药材的主要鉴别特征介绍如下。1.三七[Panax notoginseng(Burk)F.H.Chen]:呈圆类锥形或圆柱形,长1～6cm,直径1～4 cm,表面灰褐色或灰黄色,有纵皱纹及支根痕,顶端有茎痕,周围有瘤状 In recent years, we have discovered that Fujii Sanqi is used as a mixture of Panax notoginseng in our district. The source and clinical efficacy of the two drugs are not the same and cannot be used together. Now the main identification features of the two medicinal herbs are introduced as follows. 1. Panax notoginseng (Burk) FHChen: Cone-shaped cone or cylinder, 1 to 6 cm in length, 1 to 4 cm in diameter, gray-brown or gray-yellow on the surface, longitudinal wrinkles and root marks, top Scarring, surrounded by nodules