Vázquez-García, J.A., Véliz-Pérez, M.E., Tribouillier-Navas, E. and Muñiz-Castro, M.A. 2013. Magnolia quetzal and Magnolia mayae, a new species and a new record, respectively, for the flora of Guatemala. Phytotaxa. 76, 1 (Jan. 2013), 1–6. DOI:https://doi.org/10.11646/phytotaxa.76.1.1.