Pleurothallis diuturna Schltr., Repert. Spec. Nov. Regni Veg. Beih. 17: 19–20. 1922.
TYPE: Panama. Veragua-Distrikt, etwa in Meereshöhe, C.W. Powell 172 (holotype, B, destroyed; lectotype designated by Christenson (1991) , AMES; isolectotypes, K, MO; drawing of type, AMES).