Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"131348 - Arnica latifolia Bong. var. gracilis (Rydb.) Cronquist, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-124639. Accessed 25 Jan. 2025.