[1]
Rojas-Piña, V. and Alvarado-Cárdenas, L.O. 2016.

Beaucarnea olsonii (Ruscaceae), a new species of ponytail palm from southwestern Puebla, Mexico

. Phytotaxa. 286, 1 (Nov. 2016), 13–22. DOI:https://doi.org/10.11646/phytotaxa.286.1.2.