TYPE: Peru. Convención, hills of Pintobamba, in humus forest, about 2400 m, perianth white with pinkish lip, 3-4 Mar 1943, C. Vargas 3288 (holotype, AMES; type illustration). Cuzco: Paucartambo, Pillahuata, 3400 m, floral segments white lined with pink, 11 Dec 1942, C. Vargas 3010 (paratype, AMES).