Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"134635 - Pedicularis racemosa Dougl. ex Hook. var. alba (Pennell) Cronquist, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-128384. Accessed 22 Jun. 2025.