Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"1176 - Agropyron spicatum (Pursh) Scribn. & J. G. Sm. var. spicatum × Agropyron trachycaulum (Link) Malte var. unilaterale Malte, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-64115. Accessed 12 Jan. 2025.