Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"97703 - Antennaria friesiana (Trautv.) E. Ekman ssp. alaskana (Malte) Hultén, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-126065. Accessed 28 Jan. 2025.