TYPE: Colombia. Antioquia: Yarumal, "El Oro", 2050 m, 3 Jan, 1974, O.J. Arango & W. Teague s.n., cultivated at SEL (accession #77-2944), flowered in cult. 14 Dec. 1977, C.A. Luer 2261 (holotype, JAUM; isotype, SEL; clonotype, MO; illustration of type).