Genetic and chemical comparison of Boi (Sinomeni Caulis et Rhizoma) and Seifuto (Caulis Sinomenii).

Boi and its original plant Sinomenium acutum from Japan were compared with Seifuto and its botanical origins from China in terms of their internal transcribed spacer (ITS) sequences and major chemical components. Boi, Seifuto, and their botanical origins overall showed seven variable sites in the ITS sequence and six genotypes. Japanese S.