Little Pipsissewa, Little Prince's-pine, Little Prince's Pine: Chimaphila menziesii (Synonym: Pyrola menziesii) -
Common Pipsissewa, Prince's Pine, Common Prince's-pine: Chimaphila umbellata (Synonyms: Chimaphila occidentalis, Chimaphila umbellata ssp. occidentalis, Chimaphila umbellata ssp. umbellata) -