"Species Details - Phragmites australis (Cav.) Trin. ex Steud. ssp. americanus Saltonstall, P. M. Peterson & Soreng, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/1-20037. Accessed 12 May. 2024.
There is 1 specimen of this Species.