The results showed that the unique saponine was pseudoginsenoside F11, the content of which in flower stem, fruit, leaf and root were respectively 2.34%, 1.93%, 1.54%, 0.97% and 0.28%.

• 结果表明：西洋参特有皂苷成分为拟人参皂苷F11，在西洋参的花蕾、花柄、果肉、茎叶和根中的含量依次为2.；34%25，1