Oncidium donianum Bateman ex W.Baxter 1850 SECTION Sysepala Photo courtesy of © Americo Docha Neto © and Orchidstudium

Flower closeup? Photo courtesy of Lourens Grobler.

Common Name Don's Oncidium [Scottish Collector in Brazil 1800's]

Flower Size .4" [1 cm]

Found in Bahia, Espiritu Santo, Rio de Janiero, Sao Paulo, Parana and Santa Catarina Brazil in cool mountains at elevations of 600 to 1800 meters as a small sized, cool to cold growing lithophyte with obovate, clustered psuedobulbs carrying 2 to 4, apical leaves that blooms on an erect, paniculate, 12 to 20" [30 to 50 cm] long, to 10 flowered inflorescence.

Synonyms Ampliglossum donianum (Bateman ex W.Baxter) Campacci 2006; Coppensia doniana (Bateman ex W.Baxter) Campacci 2006; Gomesa doniana (Bateman ex W.H.Baxter) M.W.Chase & N.H.Williams 2009; Oncidium mixtum Schltr. 1926

References W3 Tropicos Kew Monocot list , IPNI ; Orchid Species Culture Oncidium/Odontoglossum Alliance Bakers 2006; AOS Bulletin Vol 76 No 8 2007 photo as Coppensia doniana; Oncidium Vol 3 Koniger 2007 photo/drawing as O mixtum; Orchids of Brazil Vol 1 Oncidinae Baptista, Harding & Neto 2011 as Coppensia doniana photo fide

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