Native : Bangladesh, Bhutan, China, East Himalaya, Hainan, India, Myanmar, Nepal, Tibet, Vietnam
Exotic/Native : Native
World Distribution : South China and North Indo-China
Literature : Uniyal B.P., Sharma J.R., Choudhery U., Singh D.K. (2007). Flowering Plants of Uttarakhand: A Checklist. Bishen Singh Mahendra Pal Singh: 169; GRIERSON A.J.C. & LONG D.G. (1983). FLORA OF BHUTAN INCLUDING A RECORD OF PLANTS FROM SIKKIM Vol. 2: Part 2. ROYAL BOTANIC GARDEN, EDINBURGH: 513-514