Papaver lapponicum subsp. occidentale (C.E. Lundström) Knaben

Papaver lapponicum subsp. occidentale (C.E. Lundström) Knaben is a synonym sensu Solstad, 2009 of:

Oreomecon lapponica subsp. occidentalis (C.E. Lundström) Elvebakk & Bjerke, an accepted subspecies name sensu Hassler, 2014-2024+.