Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"36604 - Habenaria clavellata (Michx.) Spreng. var. ophioglossoides Fern., University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-14989. Accessed 30 Jan. 2025.