Anatomic studies and tissue observation of the vegetative organ in Artemisia sieversiana Willd.
Artemisia dracunculus L.and Artemisia vulgaris L.were invesigated with light microscopy.We analizedthe relationships between the anatomic characteristics of medicinal plant and store
transmition
secre-tion of medicinal composition.It is concluded that the structure of stem and leaf in the three rinds ofplant can provide distinctive basis for different species and true or false in medicinal materials.