Abstract:Six compounds were isolated from tha tubers of Hemsleya pengxianensis and identified as chikuset-susaponin ly a ,henislosides Mai1 G1 ,H1,dihydrocucurbitacin F-25-cyacetate and dihydrocucurbitacin F on the hasis ofchemical and physical properties and spoctral data. They were all isolated from this plant for the first time.