"Species Details - Arnica griscomii Fernald ssp. frigida (C. A. Meyer ex Iljin) S. J. Wolf, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/1-22477/12-141841. Accessed 24 Dec. 2024.
There are 170 specimens of this Species.