Canadensys: University of Alberta Vascular Plant Herbarium (ALTA-VP)
Canadensys, operated from the Université de Montréal Biodiversity Centre
"565 - Picea engelmannii Parry ex Engelm. × Picea glauca (Moench) Voss, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/12-18527. Accessed 02 Jul. 2025.