Vázquez García, J. A., Tribouillier Navas, E., Archila, F., & Véliz Pérez, M. E. (2020).

Magnolia ottoi (Magnoliaceae) a new species from Purulhá, Baja Verapaz, Guatemala: conservation and Mayan Q’eqchi ‘ ethnotaxonomy

. Phytotaxa, 455(3), 187–195. https://doi.org/10.11646/phytotaxa.455.3.1