María Gabriel y Galán, José, Carmen Prada, Cristina H. Rolleri, Rafael Lahoz-Beltrá, and Cristina Martínez-Calvo. “Biometry of Stomata in Blechnum Species (Blechnaceae) With Some Taxonomic and Ecological Implications for the Ferns”. Revista de Biología Tropical 59, no. 1 (March 1, 2011): 403–415. Accessed May 4, 2024. https://revistas.ucr.ac.cr/index.php/rbt/article/view/3208.