Oncidium fuscans Rchb. f. 1878 SECTION Synsepala

Plant

Flower Closeup Photos courtesy of 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 as a miniature to small sized, cool growing terrestrial orchid found at elevations of 1000 to 1200 meters 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; 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; 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 fide; The Pictoral Encyclopedia of Oncidium Zelenko 2002

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