Abstract:Through investigation on original plants and cornmercial products of the traditional Chinese drug
Jiuyanduhuo,theauthors have ascertained its botanical origin and present medicinal usage,and found out that Aralia cordata is the mainspecies of Jiuyanduhuo,and A. fargesii is another species thar has come into use due to short supply of the mainspecies,and A. henyri is used only in Sichuan and Hubei Provinces.Principal identification features of the original plants and crude drugs with 2 keys have been given,and TLC identification for 3 kinds of Jiuyanduhuo have
also been carried out.