近来在贯众中发现混有伪品贯众,为保证用药安全有效,兹鉴别如下仅供参考。贯众为水龙骨科多年生蕨类植物,多分布于山地之混合树林中,常生长于林下之阴湿地方。其地下根茎园柱形,往往微弯曲,其周围密生叶柄,因而全形肥大成球形或椭元形的块状。自根茎顶 In recent years, Guanzhong has been found to contain mixed counterfeit goods. To ensure the safe and effective use of drugs, the following are for reference only. Guanzhong is a perennial fern plant of the Water Dragon Orthopedics family. It is often found in mixed forests in the mountains and often grows in the shade and under the forest. Its underground rhizomes are cylindrical, often curved slightly, and their petioles are densely stalked, resulting in full shape hypertrophy into spherical or elliptical blocks. Root top