1. Alpine medicinal plant trade and Himalayan mountain livelihood strategies;Olsen;Geogr. J.,2003
2. Flowers of India – A Supplement;Stainton,1988
3. Indigenous uses of threatened ethnomedicinal plants used to cure different diseases by ethnic peoples of Almora district of Western Himalaya;Kumari;Int. J. Ayu. Her. Med.,2012
4. The wild yam – a review of Dioscorea species;Dweck;Personal Care Mag.,2002
5. A Treatise Dioscorea;John,1905