Pigg, Kathleen B., and Stefanie M. Ickert-Bond. “Honoring Dr. Donald J. Pinkava (1933–2017) Director of the Vascular Plant Herbarium, School of Life Sciences, Arizona State University 1964–2000”. Journal of the Botanical Research Institute of Texas 16, no. 1 (July 15, 2022): 261–271. Accessed March 28, 2024. https://journals.brit.org/jbrit/article/view/1231.