Oncidium obryzatoides Kraenzl. 1922 SECTION Excavata
Another Flower Photo by © Pupulin, Used under permission of Epidendra Website CR
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Common Name The Oncidium Obrysatum-Like Oncidium
Flower Size 1.25" [3 cm]
Found in Costa Rica at elevations of 800 to 1800 meters in open woods and pastures on trunks and main branches as a hot to warm growing epiphyte with ovate, laterally compressed, ancipitous pseudobulbs partially enveloped basally by several pairs of distichous, imbricate leaf-bearing sheaths and carrying a single, apical, erect, oblong-lanceolate leaf that is conduplicate below into an elongate, petiole-like base that blooms in the fall and winter on an axillary, 10 to 36" [20 to 90 cm] long, shortly paniculate, several to many flowered inflorescence with each branch carrying 2 to 4 flowers.
Often cited as a synonym of O obryzatum but differs in the much larger flower with a large, round to sheild shaped, lip base and in the calli.
Synonyms Oncidium brenesii Schltr. 1923; Oncidium calyptostalix Kraenzl. 1922; Oncidium tetraskelidion Kraenzl. 1922
References W3 Tropicos, Kew Monocot list , IPNI ; Lankester's Epidendra Website CR ; Repert. Sp. Nov. Regni. Veg. Beih. 19: 257. Costa Rica Schlechter 1923 as O brenesii; Fieldiana Biology, Flora Costa Ricensis Family # 39 Orchidaceae, subtribes Maxillariinae and Oncidiinae Atwood & Mora 1997; Native Ecuadorian Orchids Vol 4 Dodson 2003 drawing hmm; Orquideologia Vol. 23 No 2 2004; Orchid Species Culture: Oncidium, Bakers 2006 as Oncidium obryzatum; Oncidium Vol 2 Koniger 2005; The Pictoral Encyclopedia of Oncidium Zelenko 2002
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