Keller, Harold W., Relf L. Price, Billy G. Stone, and Edward D. Forrester. “Arcyria Versicolor of Western Mountains, U.S.A. (Myxomycetes: Trichiales: Trichiaceae): A Morphological and Taxonomic Study With Observations of Nivicolous Species”. Journal of the Botanical Research Institute of Texas 14, no. 2 (December 7, 2020): 435–459. Accessed April 25, 2024. https://journals.brit.org/jbrit/article/view/1021.