The larva attacks the young leaves and buds of Michelia figo and Magnolia grandiflora.

以幼虫为害广玉兰、含笑的嫩叶、芽。

The volatile components were extracted from Michelia figo by water steam distillation and the oil yielding rate was 0.36%.

采用水蒸气蒸馏法提取含笑花中的挥发性成分，出油率为0.36%。