对甘肃各地艾叶的原植物调查表明，已有12种篙属植物在不同地区作艾叶或混入艾叶中，在此基础上进行形态、组织学鉴定。

Investigation on the plant origin and Pharmacognosy of Aiye grown in Gansu revealed that 12 species of the Arte misia genus were used either as or adultered with Aiye, instead of the genuine drcge Morphological and histological indentifications were presented to distinguish the faked drug.