This paper was studied with FT-IR for the first time,and the differences in IR spectra of samples from leaf,stem and root of Selaginella involvens were discussed.

• 文章首次采用傅里叶变换红外光谱法对兖州卷柏的叶、茎和根进行了对比研究,比较了它们红外光谱的异同。