Biswas, SAS. “Gregarious Flowering of <I>Aechmanthera Gossypina< I> (Nees) Nees in Mussoorie Hills (Uttar Pradesh)”. Indian Forester 101, no. 10 (October 1, 1973): 597–599. Accessed December 4, 2025. http://indianforester.co.in/index.php/indianforester/article/view/27063.