Corallorhiza odontorhiza var. pringlei (Greenm.) Freudenst. Corallorhiza odontorhiza var. pringlei (Greenm.) Freudenst. in Harvard Pap. Bot. 10: 24. 1997 sec. Soto-Arenas & al. 2007≡Corallorhiza pringlei Greenm. in Proc. Amer. Acad. Arts 33(25): 475. 1898 syn. sec. Soto-Arenas & al. 2007