"Species Details - Agoseris glauca (Pursh) Raf. var. dasycephala (Torr. & A. Gray) Jeps., University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/1-8588/12-126627. Accessed 05 Jan. 2025.
There are 33 specimens of this Species.