佩兰为较常用中药,为菊科植物佩兰的干燥地上部分。佩兰还是一种常见的香草,因为它气香如兰,佩戴它可以芳香辟秽,因此称为佩兰。佩兰之名见于《本草再新》。当今所用的商品与古本草之“兰草”相符。《本草纲目》记载:“兰草、泽兰,一类两种也。具生水旁下湿处,二月宿根生苗成丛,紫茎素枝,赤节绿叶,叶对节生,有细齿,但以茎圆节长,而叶光有歧者为兰草;茎微方,节短而叶有毛者为泽兰……”佩兰为多年生草本植物。根茎横走,稍长。茎直立,高50~100cm,下部光 Perrin is a more commonly used traditional Chinese medicine, dry on the ground for the Compositae Perry. Perrin is also a common vanilla, because of its aroma such as blue, wear it can be fragrant provision impurity, so called Perrin. Pei-lan’s name is found in “Materia Medica re-new.” The products used today are the same as those of the ancient Materia Medica. “Compendium of Materia Medica” records: “bluegrass, Zeeland, a class of two also with wet next to the raw water, in February perennial seedlings into clumps, purplish red stems, red leaf green leaves, Serrated teeth, but long stem length, and Yeguang disagreement for the bluegrass; stem micro-square, short and leaves hairy Zeeland ... ... ”Perrin as a perennial herb. Rhizome horizontal and slightly longer. Stem erect, high 50 ~ 100cm, the lower light