Schiedeella crenulata (L.O. Williams) Espejo & López-Ferr. in Phytologia 82: 80. 1997 sec. Soto-Arenas & al. 2007
- ≡Spiranthes trilineata var. crenulata L.O. Williams in Bot. Mus. Leafl. 12(7): 236-237. 1946 syn. sec. Soto-Arenas & al. 2007
- =Gularia crenulata (L.O. Williams) Garay in Bot. Mus. Leafl. 28(4): 322. 1982 syn. sec. Soto-Arenas & al. 2007
- =Schiedeella trilineata var. crenulata (L.O. Williams) Szlach. in Fragm. Florist. Geobot. 36: 16. f. 2 f. 1991 syn. sec. Soto-Arenas & al. 2007