Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"86109 - Carduus nutans L. ssp. leiophyllus (Petrovič) Stoj. & Stef., University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-150739. Accessed 25 Dec. 2024.