Results Twenty-eight volatile compounds were identified from volatile oil of Pleurospermum hooker, among which octadecanoic acid, isoalantolactone and palmitic acid had the highest relative contents.

• 结果从加哇的挥发油中共鉴定出28种化学成分，主要成分包括十八烷酸，异士木香内酯和棕榈酸等。