Bletia lilacina A. Rich. & Galeotti Bletia lilacina A. Rich. & Galeotti in Ann. Sci. Nat., Bot., sér. 3, 3: 23. 1845 sec. Soto-Arenas & al. 2007=Bletia nagelii L.O. Williams in Bot. Mus. Leafl. 12: 247-248. 1946 syn. sec. Soto-Arenas & al. 2007