继前3报，继续对11种山紫菀类药材（基源为橐吾属 Ligularria植物）的生药性状和显微鉴别特征进行报道。

In a rhizome of Ligularia continual study of the Chinese Medicinal herb "Shanziwan" derived from the root and Cass. (Compositae), the of Ligularia plants were studied and reported scopical characteristics were also presented. morphological and histological features of 11 different species with drawings. A table listing their morphological and microscopical characteristics were also presented.

国家自然科学基金39570866