Type: COLOMBIA. Antioquia: Municipio San Luis, Saxicolous on the banks of the Rio Samana Norte, canyon below the autohighway Medellin-Bogota, under the bridge over the same river, 360 m alt., bmh-T, 5° 59' north latitude, 74° 56' west longitude, 23.VI 1987, Julio C. Betancur, R. Callejas, A.Arbelaz, H. Correa 469 (HOLOTYPE: US; Isotype: HUA).