Chimaphila umbellata subsp. occidentalis (Rydberg) Hultén

Chimaphila umbellata subsp. occidentalis (Rydberg) Hultén is a synonym sensu FNA Ed. Comm., 2009 of:

Chimaphila umbellata (Linnaeus) W.P.C. Barton subsp. umbellata, an accepted subspecies name sensu FNA Ed. Comm., 2009.