Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"18633 - Senecio foetidus Howell var. hydrophiloides (Rydb.) T. M. Barkley ex Cronquist, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search-test.museums.ualberta.ca/12-165620. Accessed 30 Sep. 2025.
1 result plotted on map in 1 marker.
Note: Only records with latitude and longitude coordinates are plotted on map.