Oncidium cultratum Lindl. 1838 SECTION Heterantha Photo courtesy of
Common Name The Knife-Shaped Oncidium
Flower Size 1 1/5" [3 cm]
Found in Colombia, Ecuador and Peru in wet montane forests at
elevations of 1700 to 3700 meters as a small to medium sized, cool
to cold growing epiphyte or terrestrial orchid on steep embankments
with a short rhizome carrying ovoid, slightly compressed pseudobulbs
enveloped basally by several, distichous, imbricating sheaths with
the upper few being foliaceous and carrying 1 to 2 apical, erect,
coriaceous, linear-elliptical, leaves that are basally conduplicate
and blooms on an erect, axillary, 12 to 16" [30 to 40 cm] long,
paniculate, several flowered inflorescence arising on a mature
pseudobulb occuring at most any time of the year.
Synonyms Heteranthocidium cultratum (Lindl.) Szlach. 2006;
Oncidium cuencanum Rchb. f. 1877; Oncidium formosissimum Rchb.f.
1852; Oncidium jamiesonii Lindl. 1850-1; Oncidium jamesonii Rchb.f.