1. Aswal, B.S. and Mehrotra, B.N., 1994. Flora of Lahul-Spiti – A cold Desert in North West Himalaya. Bishen Singh Mahendra Pal Singh,Dehra Dun.
2. Chandra Sekar, K. and Srivastava, S.K., 2009. Flora of Pin Valley National Park, Himachal Pradesh. Botanical Survey of India, Kolkata.
3. Chawla, A., Rajkumar, S., Singh, K.N., Lal, B. Singh, R.D. and Thukral, A.K., 2008. Plant species diversity along an altitudinal gradient of Bhabha Valley in Western Himalaya. Journal of Mountain Science, 5, pp. 157–177. https://doi.org/10.1007/s11629-008-0079-y
4. Chowdhery, H.J. and Wadhwa B.M., 1984. Flora of Himachal Pradesh (3 Vols). Botanical Survey of India, Calcutta.
5. Collett, H., 1902. Flora Simlensis: A handbook of the flowering plants of Simla and the neighbourhood. Thacker Spink & Co., Calcutta and Simla. https://doi.org/10.5962/bhl.title.138567
6. Deroliya, P.K., Singh, S.K., Patil, S. and Sharma, S., 2019. An annotated Check List of the Flora of Himachal Pradesh, India. Annals of Forestry, 27(1&2), pp.1–294.
7. Dhaliwal, D.S. and Sharma, M., 1999. Flora of Kullu District, Himachal Pradesh. Bishen Singh Mahendra Pal Singh, Dehra Dun.
8. Gupta, S., 2009. Taxonomic studies in Gentianaceae Juss. in India. Ph.D. thesis, University of Burdwan, Burdwan, West Bengal.
9. Jishtu, V., Goraya, G.S. and Rawat, G.S., 2007. Flora of Rupi-Bhaba Wildlife Sanctuary: A checklist. Journal of Economic and Taxonomic Botany, 31(4), pp.953–974.
10. Kaur, H. and Sharma, M., 2004. Flora of Sirmaur (Himachal Pradesh). Bishen Singh Mahendra Pal Singh, Dehra Dun.
11. Pal, D.K., Kumar, A. and Dutt, B., 2014. Floristic diversity of Theog Forest Division, Himachal Pradesh, Western Himalaya. Check List, 10(5), pp.1083–1103. https://doi.org/10.15560/10.5.1083
12. Pusalkar, P.K. and Singh, D.K., 2012. Flora of Gangotri National Park Western Himalaya, India. Botanical Survey of India, Kolkata.
13. Rodgers, W.A. and Panwar, H.S., 1988. Planning Wildlife Protected Area Network in India (2 vols.). Wildlife Institute of India, Dehra Dun.
14. Singh, H. and Sharma, M., 2006. Flora of Chamba District (Himachal Pradesh). Bishen Singh Mahendra Pal Singh, Dehra Dun.
15. Singh, S.K. and Rawat, G.S., 2000. Flora of Great Himalayan National Park, Himachal Pradesh. Bishen Singh Mahendra Pal Singh, Dehra Dun.
16. Srivastava, S.K. and Shukla, A.N., 2015. Flora of Cold Deserts of Western Himalaya (2 vols.). Botanical Survey of India, Kolkata.