Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"140554 - Calamagrostis canadensis (Michx.) P. Beauv. var. langsdorfii (Link) Inman, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-168671. Accessed 14 Jan. 2025.