Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"63291 - Fraxinus pennsylvanica Marshall var. lanceolata Sarg., University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-87466. Accessed 15 Mar. 2025.