Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"4864 - Asparagus officinalis L., University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search-test.museums.ualberta.ca/12-3646. Accessed 08 Oct. 2025.