Cycnoches haagii is a species of orchidBarbosa Rodrigues, João. 1881. Genera et Species Orchidearum Novarum 2: 221 native to tropical South America.Kew World Checklist of Selected Plant FamiliesDodson, C.H. & D. E. Bennett. 1989. Orchids of Peru. Icones Plantarum Tropicarum Series II. Fascicle 1–2: 1–200.Forzza, R. C. 2010. Lista de espécies Flora do Brasil . Jardim Botânico do Rio de Janeiro, Rio de JaneiroHokche, O., P. E. Berry & O. Huber. (eds.) 2008. Nuevo Catálogo de la Flora Vascular de Venezuela 1–860. Fundación Instituto Botánico de Venezuela, CaracasJørgensen, P. M. & S. León-Yánez. (eds.) 1999. Catalogue of the vascular plants of Ecuador, Monographs in Systematic Botany from the Missouri Botanical Garden 75: i–viii, 1–1181. Missouri Botanical Garden, St. Louis
References