Nwe, T., and X.-C. Zhang. “Taxonomic Studies of Lycophytes and Ferns from the Pan-Himalaya (I): Hymenophyllum (Hymenophyllaceae)”. Turczaninowia, Vol. 20, no. 2, June 2017, pp. 75-96, https://turczaninowia.asu.ru/article/view/2427.