Native : Bhutan, China, East Himalaya, India, Myanmar, Nepal, Taiwan, Tibet, West Himalaya
Exotic/Native : Native
World Distribution : Himalaya to China (Sichuan, Yunnan) and Myanmar, Taiwan
Literature : Uniyal B.P., Sharma J.R., Choudhery U., Singh D.K. (2007). Flowering Plants of Uttarakhand: A Checklist. Bishen Singh Mahendra Pal Singh: 153; GRIERSON A.J.C. & LONG D.G. (1983). FLORA OF BHUTAN INCLUDING A RECORD OF PLANTS FROM SIKKIM Vol. 2: Part 3. ROYAL BOTANIC GARDEN, EDINBURGH: 1494