Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"55118 - Mentzelia laevicaulis (Douglas ex Hook.) Torr. & A. Gray var. parviflora C. L. Hitchc., University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-86887. Accessed 07 Feb. 2025.