Oncidium venustum Drap. 1836 SECTION Rostrata
Photo by © Lourens Grobler
Photo by © Dalton Holland Baptiste
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Common Name The Scoop Oncidium
Flower Size 4/5" [2 cm]
Found in Espirito Santo, Rio de Janiero, Sao Paulo, Parana, Santa Catarina and Rio Grande do Sul states of Brazil at elevations of 200 to 700 meters as a medium sized, warm to cool growing orchid that is part of the section Rostrata which also includes O. sotoanum, and O. cheirophorum. These Oncidium have curved 'S' shaped columns and an elongated anther and rostellum forming a beak like appendage at the apex of the column. This species unlike the other two produces large sprays of graceful flowers on a semi arched inflorescence and can have up to 100 flowers on 4 to 10 branches with 4 to 12 flowers on each one. This orchid is characterized by having oblong, compressed pseudobulbs carrying 2 to 3 leaves and blooms in the summer and fall on a paniculate, 2' [60 cm] long, many flowered inflorescence.
Synonyms Baptistonia venusta (Drapiez) Docha Neto 2007; Baptistonia venusta (Drapiez) Chiron 2008; Campaccia venusta [Drapiez] Baptista, P.A Harding & V P Castro 2011; Carenidium venustum (Drapiez) Baptista 2006; Gomesa venusta (Drapiez) M.W.Chase & N.H.Williams 2009; Oncidium dimorphum Regel 1869; Oncidium galeatum Scheidw 1839; Oncidium ornithocephaloides Kraenzl. 1922; Oncidium rhynchophorum Schltr. ex Hoehne 1936; Oncidium trulliferum Lindley 1839
References W3 Tropicos, Kew Monocot list , IPNI ; Die Orchideen Schlechter 1915 as O trulliferum; Atlas des Orchidees Cultivees Constantin 1920 as O trulliferum drawing good; Das Pflanzanreich Regni Vegetabilis Conspectus Odontoglossum/Oncidium Kranzlin 1922 as Oncidium ornithocephaloides drawing good; Das Pflanzanreich Regni Vegetabilis Conspectus Odontoglossum/Oncidium Kranzlin 1922 as Oncidium trulliferum; Das Pflanzanreich Regni Vegetabilis Conspectus Odontoglossum/Oncidium Kranzlin 1922 as Oncidium dimorphum; Das Pflanzanreich Regni Vegetabilis Conspectus Odontoglossum/Oncidium Kranzlin 1922 as Oncidium galeatum; Das Pflanzanreich Regni Vegetabilis Conspectus Odontoglossum/Oncidium Kranzlin 1922; Orchidaceae Brasilenses Band 2 Pabst & Dungs 1977 as O trulliferum drawing fide; Rudolf Schlechter Die Orchideen Band 1C lieferung 33 - 36 2057 - 2308 Brieger 1997 as O trulliferum; The Pictoral Encyclopedia of Oncidium Zelenko 2002; Oncidium Vol 1 Koniger 2004 drawing/photo fide; Orchid Species Culture: Oncidium, Bakers 2006; Orchids of Brazil Vol 1 Oncidinae Baptista, Harding & Neto 2011 as Campaccia venusta photo fide
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