Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"57615 - Romneya coulteri Harv. var. trichocalyx (Eastw.) Jeps., University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-83345. Accessed 21 Mar. 2025.