Aulosepalum nelsonii (Greenm.) Garay in Bot. Mus. Leafl. 28(4): 298. 1982 sec. Soto-Arenas & al. 2007
- ≡Spiranthes nelsonii Greenm. in Proc. Amer. Acad. Arts 35(16): 307. 1900 syn. sec. Solano Gómez & al. 2020
- =Sarcoglottis nelsonii (Greenm.) Conz., Fl. Taxon. Mex. 2: 147. 1947 syn. sec. Solano Gómez & al. 2020
- =Deiregyne nelsonii (Greenm.) Burns-Bal. in Orquídea (Mexico City) n.s. 11: 140-141. 1988 syn. sec. Solano Gómez & al. 2020
- =Deiregyne nelsonii (Greenm.) Burns-Bal. subsp. nelsonii in Orquídea (Mexico City) n.s. 11: 140-141. 1988 syn. sec. Soto-Arenas & al. 2007