从药材名称、原植物形态、药材性状及功用几个方面对中药何首乌有雌雄一说进行了考证。通过比较分析认为萝科植物大根牛皮消的块根即中药白首乌CynanchumbungeiDecne.就是雌首乌, 蓼科植物何首乌PolygonummuleiflorumThunb.的块根为雄首乌, 同时也对这种说法产生的历史原因作了简单的阐述。

The saying that tae herbal Heshouwu were present in "male"and"female"forms was studied as for its trivical name, pharmacognosy and drug action, Results of the study showed that the So-called "female" Heshouwu is actually Cynanchum bungei Decne and the"male" form is Polygonum multiflorum.Coincidently, the historical origin of such saying was briefly discussed.