"Species Details - Erigeron strigosus Muhlenberg ex Willdenow var. septentrionalis (Fernald & Wiegand) Fernald, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/1-22908. Accessed 12 May. 2024.
There is 1 specimen of this Species.