Printarakul, Narin, Phiangphak Sukkharak, and Sahut Chantanaorrapint. “The Genus Calycularia (Calyculariaceae, Marchantiophyta) in Thailand”. Thai Forest Bulletin (Botany) 47, no. 1 (June 12, 2019): 108–112. Accessed August 13, 2022. https://li01.tci-thaijo.org/index.php/ThaiForestBulletin/article/view/137692.