Acanthopanax sessiliflorum of family of Araliaceae, Korean wild plant was first described by T. $N_{AKAI}$ in 1909. Although Acanthopanax has been formerly classified by 2 genera, 8 species, but it could be rearranged by 1 genus, 7 species. A. sessiliflorum among 7 species was distributed almost all over the country and A. senticosus was available mainly in the northern part and distribution of A. senticosus was coming down southward alongside Mt. Taibaik and Mt. Sobaik from North. A. chiisanense was mainly distributed over the southern part in the middle area, and the other 4 species were rarely distributed in limited places.