Sah, A. N., & Singh, S. K. (1994). Effect of sulphite on spore germination and rhizoid development in the tropical Cero <i>Lygodium japonicum</i> (Filicales: Lygodiaceae). Revista De Biología Tropical, 42(1-2), 53–57. Retrieved from https://revistas.ucr.ac.cr/index.php/rbt/article/view/22461