Daniel, Thomas F. “Donald Pinkava’s Studies on the Vascular Flora of the Bolsón De Cuatro Ciénegas in the Chihuahuan Desert, Updates, and Taxonomic Information on Acanthaceae in the Region”. Journal of the Botanical Research Institute of Texas 16, no. 1 (July 15, 2022): 281–295. Accessed December 22, 2024. https://journals.brit.org/jbrit/article/view/1233.