Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"69109 - Antennaria howellii Greene ssp. neodioica (Greene) R. J. Bayer, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-125890. Accessed 23 Feb. 2025.