Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"57604 - Eschscholzia californica Cham. var. peninsularis (Greene) Munz, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-123747. Accessed 15 Mar. 2025.