Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"52135 - Bidens pilosa L. var. radiata (Sch. Bip.) J. A. Schmidt, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-150671. Accessed 06 Feb. 2025.