Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"120729 - Lonicera rupicola Hook. f. & Thomson var. syringantha (Maxim.) Zabel, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-101013. Accessed 22 May. 2025.