1975 年 95 巻 2 号 p. 241-242
The essential oil of Magnolia Kobus DC. var. borealis SARG. from Sapporo, Hokkaido, was examined. The yield of shoot oil was about 0.2% and that of branchets was 0.03%. The characteristic constituents of these oils are limonene, 1, 8-cineole, p-cymene, l-camphor, and α-terpineol.