内蒙紫草为中药材紫草中的一种,原在内蒙部分地区药用,目前辽宁、陕西、上海、浙江等地均已药用,其质量与紫草(Lithospermum erythrorhizon Sieb, et Zucc. )相似,但其生药学方面的研究尚报道不多,因此作者对其药材性状、组织、成分进行了研究。本品原植物为紫草科黄花紫草(Arnebia guttata Bunge)。有的资料记载其药用部分为根,并谓其性状与新疆紫草相似。经作者观察,本品多数为根,少数有明显的髓部,故其药用部分应为根及根茎。本品根 Inner Mongolia Lithospermum is one of the traditional Chinese medicinal materials, Lithospermum erythrorhos, which was originally used in some areas of Inner Mongolia and has been used medicinally in Liaoning, Shaanxi, Shanghai, Zhejiang and other places. Its quality is related to Lithospermum erythrorhizon Sieb, et Zucc. Similar, but its pharmacological research has not reported much, so the author studied its medicinal properties, tissues, and components. The original product of this product is Arnebia guttata Bunge. Some information records that its medicinal part is rooted, and that its traits are similar to Xinjiang Lithospermum. According to the author’s observation, most of the products are roots, and a few have obvious medullary parts, so their medicinal parts should be roots and rhizomes. Root of this product