Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"114192 - Dactylorhiza majalis (Rchb. f.) P. F. Hunt & Summerh., University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-72501. Accessed 26 Apr. 2025.