Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"99620 - Arnica amplexicaulis Nutt. ssp. prima (Maguire) Maguire, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-140747. Accessed 02 Jun. 2024.