This genus was placed in the Pyrolaceae in Michigan Flora.
1. Leaves broadest below the middle, marked with white or pale green along the midrib and main lateral veins.
1. Leaves broadest beyond the middle, dark green throughout.
All species found in Chimaphila
MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. March 27, 2017. http://michiganflora.net/genus.aspx?id=Chimaphila.