Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"53197 - Quercus borealis F. Michx. var. maxima (Marshall) Ashe, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-81577. Accessed 17 Mar. 2025.