Miltonia warscewiczii Rchb.f 1856
Color variety Flower Closeup Photo courtesy of Jay Pfahl
Flower Closeup different clone Photo courtesy of Guillermo Angulo
To 
Common Name Warscewicz' Miltonia [Polish Orchid Collector in South America 1800's]
Flower Size 2" [5 cm]
This species is also commonly known as Oncidium fuscatum. This large, hot to cool growing epiphytic orchid found from Costa Rica south to Peru, with oblong-cylindrical, compressed pseudobulbs enveloped basally by 1 or 2 leaf-bearing sheaths and carrying a single, apical, linear-lanceolate to oblong, acute or rounded leaf that blooms in the spring on an axillary, from the basal leaf sheaths of the psuedobulb, to 2' [60 cm] long, racemose or often paniculate inflorescence that is longer than the leaves, with many, fragrant, waxy, variable in color flowers and has lanceolate-acuminate bracts. Often used in Oncidium alliance hybridizing.
Synonyms Chamaeleorchis warscewiczii (Rchb.f.) Senghas & Lückel 1997; Miltonioides warszewiczii (Rchb. f.) Brieger & Lückel 1983; Odontoglossum weltoni hort. 1870; Oncidium fuscatum Rchb.f 1863; Oncidium weltonii W.Bull ex Regel 1876
References W3 Tropicos, Kew Monocot list , IPNI ; Icones Planetarum Tropicarum plate 475 Dodson 1982 as Oncidum fuscatum; Native Colombian Orchids Vol 3 COS 1991; Native Ecuadorian Orchids Vol 4 Dodson 2003 as Onicidium fuscatum; Orchid Species Culture Odontoglossum/Oncidum Alliance Bakers 2006 as Oncidium fuscatum; The Pictoral Encyclopedia of Oncidium Zelenko 2005 as Oncidium fuscatum
Miltonia warscewiczii Rchb.f var alba 1856
to 
--------------------------------------------------------------------------------
