1970 年 90 巻 12 号 p. 1514-1516
Examination of Agastache formosanum HAY. growing in various parts of Japan proved they always contain l-isomenthone and l-pulegone as the characteristic constituents, contrary to methylchavicol in the case of A. rugosa O. KUNTZE. This fact reveals the distinct difference of these two allied species, both distributed in eastern Asia.