Noyes, Richard D., and Derick Poindexter. 2025. “Erigeron Beyrichii (Asteraceae), a New Combination and Redefinition of a Widespread Taxon in the Southeastern United States”. Journal of the Botanical Research Institute of Texas 19 (1):27-33. https://doi.org/10.17348/jbrit.v19.i1.1389.