"Species Details - Brickellia eupatorioides (L.) Shinners var. corymbulosa (Torr. & A. Gray) Shinners, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/1-24798. Accessed 11 May. 2024.
There are 2 specimens of this Species.