Villarreal Quintanilla, José A., Alma D. Ruiz Acevedo, Eduardo Estrada Castillón, Diana Jasso de Rodríguez, and Jorge Méndez González. “El género Lonicera (Caprifoliaceae) En México Y Guatemala”. Journal of the Botanical Research Institute of Texas 11, no. 1 (July 24, 2017): 81–101. Accessed May 9, 2025. https://journals.brit.org/jbrit/article/view/1140.