Oncidium fuscans Rchb. f. 1878 SECTION Synsepala
Photos by Amerigo Docha Neto
LATE
Common Name The Dark Brown Oncidium
Flower Size 3/4" to 1" [2 to 2.5 cm]
Found in the Rio de Janiero, Parana', Santa Catarina, Minas Gerais and Espirito Santo states of Brazil in drier plains and savannahs or on exposed, decomposing rocky granite outcrops found at elevations of 1000 to 1200 meters as a miniature to small sized, cool growing terrestrial orchid with erect to semierect, smooth pseudobulbs partially enveloped basally by 1 to 2 short sheaths and carrying 2, apical, rigid, erect to spreading, acute, keeled dorsally, conduplicate below into a short, petiolate base leaves and blooms in the late spring and early summer n a 16 to 28" [40 to 70 cm] long, racemose, flexuous, erect to arching, 5 to 10 flowered infloresence arising on a newly matured pseudobulb and having nodes spaced along the length enveloped by triangular, close-fitting, light green bracts
Synonyms Ampliglossum fuscans (Rchb.f.) Campacci 2006; Coppensia fuscans (Rchb.f.) Campacci 2006; Gomesa fuscans (Rchb.f.) M.W.Chase & N.H.Williams 2009; Heteranthocidium fuscans (Rchb.f.) Szlach., Mytnik & Romowicz 2006
References W3 Tropicos, Kew Monocot list , IPNI ; Otia Botanica Hamburgensia Rchb.f 1881; Das Pflanzanreich Regni Vegetabilis Conspectus Odontoglossum/Oncidium Kranzlin 1922; Orchidaceae Brasilenses Band 2 Pabst & Dungs 1977 drawing fide; Orchid Digest Vol 44 No 4 1980 photo fide; Orchid Digest Vol 46 No 3 1982 photo fide; Orchid Species Culture: Oncidium, Bakers 2006; Oncidium Vol 2 Koniger 2005 photo/drawing not????; The Pictoral Encyclopedia of Oncidium Zelenko 2002 Orchids of Brazil Oncidinae Baptista, Harding and Neto 2011 as Coppenia barbaceniae photo fide;
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