"Species Details - Carex bigelowii Torr. ex Schwein. ssp. lugens (T. Holm) T. V. Egorova, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/1-17825/12-167894. Accessed 30 Jan. 2025.
There are 3 specimens of this Species.