Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"29828 - Carex supina Willd. ex Wahlenb. ssp. spaniocarpa (Steud.) Hultén, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-96795. Accessed 04 Jun. 2025.