紫菀ＡｓｔｅｒｔａｔａｒｉｃｕｓＬ.ｆ为常用中药。因菊科植物蹄叶橐吾ＬｉｇｕｌａｒｉａｆｉｓｃｈｅｒｉＴｕｒｃｚ.的干燥根及根茎山紫菀极易与其混淆,为了保证临床用药的安全、有效,故作如下的鉴别比较。一、药材性状鉴别(横切面)1、紫菀,呈马尾形和不规则的疙瘩头状,大 Aster tataricus L.f is a commonly used traditional Chinese medicine. Because the dry roots and roots and roots of Ligularia sibiricus Ligulariafischeri Turcz. are very easy to be confused with it, in order to ensure the safety and efficacy of clinical drugs, the following comparisons are made. First, the identification of medicinal properties (cross-section) 1, cicada, horsetail-shaped and irregular bread-like, large