Calonje, Michael, Gustavo Morales, Cristina López-Gallego, and Francisco Javier Roldán. “A Taxonomic Revision of Zamia montana and Zamia oligodonta, With Notes on Their Conservation Status”. Phytotaxa 192, no. 4 (January 15, 2015): 279–289. Accessed December 6, 2025. https://phytotaxa.mapress.com/pt/article/view/phytotaxa.192.4.5.