Oncidium brienianum Rchb.f. 1881 SECTION Waluela Photo courtesy of Photo by Americo Docha Neto and Orchidstudium

Part sun Warm to Cool LATERSummer EARLYFall

Common Name or Meaning Brien's Oncidium

Flower Size 1" [2.5 cm]

Found in Minas Gerais, Mato Grosso do Sul, Sao Paulo, Parana', Santa Catarina and Rio Grande do Sul states of Brazil as well as Paraguay and Argentina in montane rainforests at elevations of 100 to [500] 1000 meters as a small to just medium sized, warm to cool growing epiphtye with fusiform, elongate pseudobulbs carrying 1 or 2, apical, obovate to elliptic, acute leaves that blooms in the later summer and early fall on an axillary, basal, paniculate, shortly few branched, erect to arching, to 16" [to 45 cm] long, densely many flowered inflorescence.

Synonyms Baptistonia brieniana (Rchb.f.) V.P.Castro & Chiron 2004; Baptistonia verrucosissima (Cogn.) V.P.Castro & Chiron 2004; Gomesa brieniana (Rchb.f.) M.W.Chase & N.H.Williams 2009; Leochilus spegazzinianus Kraenzl. 1908; Oncidium brienianum var. rufida-maculis Rchb.f. 1881; Oncidium brienianum var. sulphureum Rchb.f. 1881; Oncidium spegazzinianum (Kraenzl.) Schltr. 1918; Oncidium verrucosissimum Cogn. 1905

References W3 Tropicos, Kew Monocot list , IPNI ; Das Pflanzanreich Regni Vegetabilis Conspectus Odontoglossum/Oncidium Kranzlin 1922 as Oncidium verrucosissimum; Das Pflanzanreich Regni Vegetabilis Conspectus Odontoglossum/Oncidium Kranzlin 1922 drawing ok; Das Pflanzanreich Regni Vegetabilis Conspectus Odontoglossum/Oncidium Kranzlin 1922 as Leochilus spegazzinianus; Rudolf Schlechter Die Orchideen Lieferung 33-6 1997 as O verrucosissimum; Icones Orchidacearum Brasilienses II Plate 103 Castro 2006 as Baptistonia brieniana drawing ok/photo hmm; Orchids of Brazil Vol 1 Oncidinae Baptista, Harding & Neto 2011 as Baptistonia brieniana photo fide

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