Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"139102 - Packera streptanthifolia (Greene) W. A. Weber & Á. Löve var. streptanthifolia, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-157709. Accessed 27 Feb. 2025.