Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"121655 - Epilobium angustifolium L. forma albiflorum E. L. Rand & Redfield, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-103447. Accessed 28 Apr. 2025.