佩兰,别名香水兰、燕尾草、香草、鸡骨香、水香等,为菊科植物,中医学上以地上的干燥茎叶入药,性平、味辛。功能解暑化湿。主治暑湿内阻、头昏、胸痞、呕吐等症。全草含挥发油,叶尚含香豆精、香豆酸、麝香草氢醌等成分。分布于河北、北京、山东、江苏、广东、广西、四川、贵州、 Perrin, alias perfume Lan, doves grass, vanilla, chicken bone incense, water incense, for the Compositae, Chinese medicine on the ground to dry stems and leaves into the medicine, flat, spicy. Function heat summer wet. Indications Shushi resistance, dizziness, chest swelling, vomiting embolism. Whole grass with volatile oil, leaves still contain Coumarin, coumaric acid, thyme hydroquinone and other ingredients. Distributed in Hebei, Beijing, Shandong, Jiangsu, Guangdong, Guangxi, Sichuan, Guizhou,