目的 　建立药典版中○莶、腺柄○莶、毛梗○莶鉴别提供实验依据。方法 　采用显微特征 ,理化和薄层色谱的鉴别方法。结果 　 3种正品○莶具不同鉴别特征。 结论 　能更准确地把 3种正品○莶草区别。 Objective To establish an experimental basis for the identification of ○ 莶, 腺 莶 and 毛 in the Pharmacopoeia. Methods Microscopic characteristics, physicochemical and thin-layer chromatographic methods were used. Results Three authentic ○ cooking utensils with different identification characteristics. Conclusion It is more accurate to distinguish the three kinds of genuine ○ 莶.