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