Domingoa gemma (Rchb. f.) Van den Berg & Soto Arenas in Neodiversity 2: 8. 2007 sec. Villaseñor 2016
- ≡Hartwegia gemma Rchb. f. in Gard. Chron., n. s., 10: 8. 1878 syn. sec. Solano Gómez & al. 2020
- =Hartwegia purpurea var. angustifolia Booth ex Lindl. in Edwards's Bot. Reg. 29: misc. 54. 1843 syn. sec. Soto-Arenas & al. 2007
- =Nageliella angustifolia (Booth ex Lindl.) Ames & Correll in Bot. Mus. Leafl. 10: 80. 1942 syn. sec. Soto-Arenas & al. 2007
- =Nageliella gemma (Rchb. f.) Ames & Correll in Fieldiana, Bot. 26(1): t. 86. 1952 syn. sec. Soto-Arenas & al. 2007
- =Scaphyglottis gemma (Rchb. f.) L.O. Williams in Ceiba 5: 156. 1956 syn. sec. Soto-Arenas & al. 2007
- =Domingoa angustifolia (Booth ex Lindl.) J.M.H. Shaw in Orchid Rev. 116 (suppl. 1280): 23. 2008 syn. sec. Salazar 2013