Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"88580 - Achillea millefolium L. ssp. borealis (Bong.) Breitung, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-124989. Accessed 03 Jun. 2024.