Disocactus quezaltecus Holotype: Guatemala, Quezaltenango, above Mujuliá, between San Martín Chile Verde and Colomba, 1800 m, 1 Feb 1941, P. C. Standley 85603 (F) DNA Bank DB 39980 Guatemala, Quezaltenango. Straße Colomba - Las Nubes km26., alt. 2150 m, J. Lautner L99/21/3 (Herbarium Berolinense: B GT 0023753)