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Oncidium orthostates Erect Oncidium


Erect Oncidium , Oncidium orthostates


Oncidium orthostates Ridl. 1887 SECTION Synsepala Photo courtesy of Botanická zahrada

Common Name The Erect Oncidium

Flower Size 1" [2.5 cm]

Found Southern Venezuela, Guyana and Surinam and Brazil on dry plains and savannas or on rocky outcrops in shrublands and forest margins at elevations of 350 to 1600 meters as a medium sized, hot to warm growing terrestrial lithophyte or epiphyte with clustered, ovate to elliptical, slightly compressed laterally, ancipitous, longitudinally rugose pseudobulbs partially enveloped by 2 leaf-bearing sheaths, one small and the other large and carrying 1 to 2, erect to slightly spreading, linear-lanceolate, conduplicate below into the elongate base that blooms in the late summer through early spring on an axillary, oval in cross-section, dark brown flecked with green, racemose, to 39" [to 100 cm] long, several [to 10] flowered, closely spaced inflorescence arising on a newly matured pseudobulb.

Synonyms Ampliglossum orthostates (Ridl.) Campacci 2006; Coppensia orthostates (Ridl.) Campacci 2006