Rai, Meena, Prateek Srivastava, and Surendra Nath Srivastava. “Observations on Fertile Populations of Two Porella (Porellaceae, Marchantiophyta) Species from Kumaun Region in the Western Himalaya, India”. Plant Science Today 3, no. 2 (April 16, 2016): 142–148. Accessed May 2, 2024. https://horizonepublishing.com/journals/index.php/PST/article/view/205.