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Oncidium longicornu Long-Horned Oncidium


Long-Horned Oncidium , Oncidium longicornu


Oncidium longicornu Mutel 1838 SECTION Rhinocerotes

Common Name The Long-Horned Oncidium

Flower Size 2/5" [1 cm]

Found in Brazil in the southeast Atlantic forest above 1000 meters in altitude, in shaded and humid places as a small sized, warm to cool growing epiphyte with clustered, oblong-conical, slightly compressed, ridged pseudobulbs carrying 1 or 2 apical, erect, rigid, oblong to oblong-ligulate, subacute leaves that are deep green above and paler below and blooms in the spring, summer and fall on a basal, 10 to 18" [25 to 45 cm] long, paniculate inflorescence with 6 to 10, spreading, subdistichous, slender branches carrying 7 to 20 flowers each, all held in the apical half and having membraneous floral bracts.

Synonyms Oncidium gautieri Regel 1868; Oncidium monoceros Hook. 1841; Oncidium rhinoceros Rchb.f 1856; Oncidium unicorne Lindl. 1839; Oncidium unicornutum Knowles & Westc. 1838; Rhinocidium longicornu (Mutel) Baptista 2006