Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"118804 - Descurainia sophioides (Fisch. ex Hook.) O. E. Schulz, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-79227. Accessed 14 Jun. 2025.