Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"70418 - Claytonia megarhiza (A. Gray) Parry ex S. Wats. var. nivalis (English) C. L. Hitchc., University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-82941. Accessed 16 Jun. 2025.