杜若入药最早记载于《神农本草经》,一名杜衡.古时较长时间人们均认为杜若是姜科类植物,现今植物分类学家定为鸭跖草科植物,但几乎不作药用.通过对《神农本草经》中杜若的药名含义、植物形态、功效、资源利用等多角度进行查考分析,发现最早使用的杜若很有可能是中药杜衡,来源马兜铃科细辛属植物杜衡Asarum forbesii Maxim.与小叶马蹄香A.ichangense C.Y.Cheng et C.S.Yang.
Textual Research on Duruo in Shennong's Herbal Classic
Duruo(also called as Duheng)'s use of medicine was firstly recorded in Shennong's Herbal Classic.people were thinking that Duruo belongs to Zingiberaceae for a long time in ancient times,and plant taxonomist consider it as Commelinaceae plant nowadays,but it is used medicinally rarely.Through the textual research and analysis on the name's connotation,plant form,efficacy,resource and utilization of Duruo in the Shennong's Herbal Classic,it was found that Duruo at the earliest perhaps was Duheng,and the origin is Asarum forbesii Maxim.and A.ichangense C.Y.Cheng et C.S.Yang from Aristolochiaceae asarum.
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