Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"53546 - Carex scirpoidea Michx. ssp. pseudoscirpoidea (Rydb.) D. A. Dunlop, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-96118. Accessed 10 Apr. 2025.