World Distribution : Macaronesia to North-West Africa, Europe to Caucasus and Alabama, Argentina, Bermuda, Chile, Delaware, Illinois, Kirgizstan, Korea, Maryland, New York, New Zealand
Literature : Uniyal B.P., Sharma J.R., Choudhery U., Singh D.K. (2007). Flowering Plants of Uttarakhand: A Checklist. Bishen Singh Mahendra Pal Singh: 137; 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: 496