Isochilus chiriquensis Schltr. in Repert. Spec. Nov. Regni Veg. Beih. 17: 25-26. 1922 sec. Soto-Arenas & al. 2007
- =Isochilus amparoanus Schltr. in Repert. Spec. Nov. Regni Veg. Beih. 19: 27. 1923 syn. sec. Bogarín & al. 2014
- =Isochilus major var. amparoanus (Schltr.) Correll in Bot. Mus. Leafl. 10(1): 11-12. 1941 syn. sec. Soto-Arenas & al. 2007