艾叶是常用中药,在我国有悠久的应用历史,历代许多医家的专著中,都有有关艾叶的记载。本品在《诗经》中被称为“艾”,而“艾叶”之名,则最早见于《本草经集注》。古往今来,很多医书都对艾叶的药性、生药外形、功效主治及植物形态进行过不同程度的描述,但对其药材粉末、组织特征、理化特性与其同属植物的区别要点、药理性能等方面的研究却不多见,尤其 Aiye is a commonly used traditional Chinese medicine. It has a long history of application in our country. In the monographs of many doctors in the past, there are records about the leaves. This product is called “Ai” in the Book of Songs, and the name of “Ai Ye” was first seen in the “Ben Cao Jing Ji”. Throughout the ages, many medical books have described the medicinal properties, the appearance of crude drugs, the indications of efficacy, and the plant morphology in different degrees. However, studies on the powders, tissue characteristics, physical and chemical properties of the leaves, and the differences in points and pharmacological properties of the same plants have been studied. Rare, especially