The composition of the volatile oil from the roots of Peuc edanum praeruptorum Dunn in Fujian province were analyzed by m eans of GC-MS technique, and 38 chemical constituents, 77.97% of total content, were identified.

• 采用GC-MS技术分析了闽产前胡(PeucedanumpraeruptorumDunn)根挥发油的化学组成；共鉴定了38种化学成分并测定其相对含量；占总含量的77.；97%25。