Extremely fragrant clusters of white flowers on this (usually) semi-evergreen vine. It will likely do very well if planted on a protected section of a south-facing wall or arbour.
Asia - China and Japan
North Central and Eastern Asia
Shrubberies and forests, usually on humus-rich soils, 1200-3000 m in the Himalayas[. Valleys, ravines, thickets, woods, along rivers and meadows from 1800-4000 m in western China.