Oncidium nebulosum Lindl. 1841 SECTION Oblongata Photo courtesy of Noble Bashor

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Common Name Cloud Forest Oncidium

Flower Size 2" [5 cm]

Oaxaca Mx., 35 klm beyond Mitla on gravel rd, epiphytic on oaks.

Found in Sinaloa, Durango, Jalisco, Michoacan, Guerrero, Morelos and Oaxaca states of Mexico and Guatemala Peru? on oak trees in oak/pine forests at elevations of 1500 to 2300 meters as a large sized, cold to cool growing epiphyte with ovoid-elliptic,laterally compressed, ancipitous pseudobulbs enveloped basally by several, imbricating dry sheaths and a few [one on each side] leaf-bearing ones and carrying two, apical, erect-spreading, leathery, linear-elliptic, acute leaves that are shortly conduplicate below into the petiole-like base that blooms on an axillary, erect or arching, few [to 10] flowered, to 20" [50 cm] long, racemose or simply loosely paniculate inflorescence arising on a newly matured pseudobulb occuring in the winter.

References W3 Tropicos, Kew Monocot list , IPNI ; Encyclopedia of Cultivated Orchids Hawkes 1965; Flora Novo-Galaciana Vol 16 McVaugh 1985; Orchid Species Culture: Oncidium, Bakers 2006; The Pictoral Encyclopedia of Oncidium Zelenko 2002; Orchid Species of Peru Zelenko Bermudez 2009 photo fide

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