Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"111445 - Zigadenus venenosus S. Wats. var. gramineus (Rydb.) O. S. Walsh ex C. L. Hitchc., University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-14142. Accessed 02 Dec. 2024.