"Species Details - Calamagrostis stricta (Timm) Koeler ssp. inexpansa (A. Gray) C. W. Greene, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/1-5513/12-67207. Accessed 27 Sep. 2024.
There are 15 specimens of this Species.