Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"73711 - Plantago elongata Pursh var. elongata, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search-test.museums.ualberta.ca/12-88762. Accessed 08 Oct. 2025.