Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"55113 - Poa nervosa (Hook.) Vasey var. wheeleri (Vasey) C. L. Hitchc., University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-76738. Accessed 17 Mar. 2025.