Pleurothallis brenesii Schltr., Repert. Spec. Nov. Regni Veg. Beih. 19: 182-183. 1923.
TYPE: Costa Rica. Bois, au pied des grands arbres, San Pedro de San Ramón, alt. 950 m, Jun 1921, A.M. Brenes 30 (holotype, B destroyed; lectotype designated by Barringer (1986), CR; isolectotype, AMES).