The volatile compounds of Patrinia villosa Juss were isolated with steam distillation, and identified by capillary GC/MS method.

• 用水蒸气蒸馏法提取白花败酱草挥发油,并用气相色谱-质谱联用仪对白花败酱草挥发油的化学成分进行了分离和鉴定。