TYPE: Colombia. Dept. of Antioquia. Munic. of Urrao, El Chuzcal, alt. 2200 m, July 1987, collected by M. Robledo & L. de Posada, flowered in cultivation at Colomborquídeas, Aug. 1989, J. M. Munera & R. Escobar 160 (holotype, JAUM; isotype, MO; illustration of type).