Papaver nudicaule subsp. americanum Rändel ex D.F. Murray

Papaver nudicaule subsp. americanum Rändel ex D.F. Murray is a synonym sensu FNA Ed. Comm., 1997 of:

Oreomecon nudicaulis subsp. americana (Rändel ex D.F. Murray) Elvebakk & Bjerke, an accepted subspecies name sensu Hassler, 2014-2024+.