Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"115050 - Dryas octopetala L. ssp. hookeriana (Juz.) Hultén, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-65458. Accessed 20 Apr. 2025.