Biate, David L., Dinesh Kumar Agrawala, and Subarna Hajong. “Studies in the Family Onagraceae Juss. For the Flora of Sikkim”. Nelumbo 65, no. 2 (December 1, 2023): 61–91. Accessed May 17, 2024. https://nelumbo-bsi.org/index.php/nlmbo/article/view/173271.