Vázquez-García, J. A., Basáñez, M. C., Acevedo-Rosas, R., Rosales-Martínez, C. S., Padilla-Lepe, J., Martínez-González, R. E., García-Ruiz, I., Gutierrez, B. G., Nieves-Hernández, G., Guzman, R. C., Shalisko, V., Machuca-Núñez, J. A., Hernández-López, L., & Muñiz-Castro, M. Á. (2025). Quetzalcoatlia (Crassulaceae), high small-scale diversification in western Mexico: a synopsis with four new species. Phytotaxa, 695(2), 207–254. https://doi.org/10.11646/phytotaxa.695.2.3