Hexalectris spicata var. arizonica (S. Watson) Catling & V.S. Engel Hexalectris spicata var. arizonica (S. Watson) Catling & V.S. Engel in Lindleyana 8(3): 122. 1993 sec. Soto-Arenas & al. 2007=Corallorhiza arizonica S. Watson in Proc. Amer. Acad. Arts 17: 379-380. 1882 syn. sec. Solano Gómez & al. 2020