Gutiérrez-Ortega JS, Pérez-Farrera MA, Chemnick J, Gregory TJ. 2021. A reassessment of Dioon merolae (Zamiaceae) leads to the description of Dioon salas-moralesae (Zamiaceae), a new cycad species from southeastern Oaxaca, Mexico. Phytotaxa 528
(2): 93-110.