目的建立金钮扣及类同品的紫外光谱鉴别方法。
Objective To establish ultraviolet absorption spectra lines group method for distinguishing Jinniukou and similar species.
方法：原植物鉴定、药材果实性状、显微特征、薄层色谱和紫外光谱鉴别。
Method: Identification of botanical origin, analysis of fruit shapes and properties, microscopic characteristics, TLC and UV.
结论性状、薄层色谱和紫外光谱鉴别方法简便、可靠，为保证一枝黄花的质量提供了有效的鉴别方法。
They are resemble in visible spectrum. CONCLUSIONS The methods are simple and reliable for identifying Solidago decurrens.
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