多年来,我县一些山区在采收药材时将穿山龙与常山混淆不清,把穿山龙误为常山出卖,一些供销部门在收购中药材时把穿山龙误当常山收购。其主要原因是,此二种中药材在外形上大致相同,即仝弯曲不直的圆柱状或稍扁圆柱状为鸡骨形。现将二者作一鉴别,以供参考。 穿山龙,别名穿地龙、爬山虎,为薯蓣科植物穿龙薯蓣(Dioscorenipponica Makino)的干燥根茎。 为多年生缠绕草本,茎细长,有纵沟纹,常缠绕于其他植物之上。叶片卵形互生,叶脉下面隆起多细毛。雌雄异株,花小下垂黄绿色,果实椭圆形,成熟黄褐色,根茎横走。本品长条而稍扁,有多数不规则的 Over the years, some mountainous regions in our county confused the use of mountain dragons with Changshan when they were harvesting medicinal herbs. They mistakenly used Chuanshan as Changshan for sale, and some supply and marketing departments misappropriated Chuanshan Long as Changshan for the acquisition of Chinese herbal medicines. The main reason is that the two kinds of Chinese herbal medicines are roughly the same in shape, that is, the cylindrical shape with slightly curved straight or slightly cylindrical shape is chicken-shaped. The two are now identified for reference. The mountain dragons, aliased to earthworms and creepers, were used to dry the roots of Dioscorenipponica Makino. Herbs are wrapped around perennials, their stems are slender, and they have longitudinal grooves that often wrap around other plants. The leaves are ovate and the veins bulge under the veins. Dioecious, yellow and green pendulous flowers, fruit oval, mature brown, roots and stems to walk away. This product is long and slightly flat, with many irregularities