Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"70517 - Abronia umbellata Lam. var. platyphylla (Standl.) Munz, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-82743. Accessed 20 Mar. 2025.