Deiregyne obtusa (Schltr.) Schltr. in Beih. Bot. Centralbl. Abt. 2, 37: 427. 1920 sec. Soto-Arenas & al. 2007
- ≡Spiranthes obtusa Schltr. in Beih. Bot. Centralbl. Abt. 2, 36(2): 377-378. 1918 syn. sec. Dressler 2009
- =Deiregyne nelsonii subsp. obtusa (Schltr.) Burns-Bal. in Orquídea (Mexico City) n.s. 11: 143. 1988 syn. sec. Dressler 2009
- =Deiregyne ramirezii R. González in Bol. Inst. Bot. (Univ. Guadalajara) 1(7): 513-516, f. 1. 1995 syn. sec. Solano Gómez & al. 2020
- =Deiregyne tamayoi Szlach. in Fragm. Florist. Geobot. 41(2): 851-852, f. 6. 1996 syn. sec. Solano Gómez & al. 2020