Abstract:Five saikosaponins and two saikosapogenins were isolated from the roots of Bupleurum smithiivar.parvifolium by column chromatography,preparative TLC and HPLC,and identified as saikosaponin a,saikosaponin d,saiko saponin b2,saikosaponin b4,chikusaikoside I,saikogenin F and saikogenin G on the basis of spectral analysis.All of them were isolated from this plant for the first thme.