Corallorhiza striata var. involuta (Greenm.) Freudenst. Corallorhiza striata var. involuta (Greenm.) Freudenst. in Harvard Pap. Bot. 10: 15. 1997 sec. Soto-Arenas & al. 2007≡Corallorhiza involuta Greenm. in Proc. Amer. Acad. Arts 33: 474. 1898 syn. sec. Soto-Arenas & al. 2007