Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"22049 - Draba paysonii J. F. Macbr. var. treleasii C.L. Hitchc., University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-120167. Accessed 02 Oct. 2024.