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Orchid Species: Oncidium rusbyi

Kew currently accepted name is Cyrtochilum cimiciferum

Oncidium rusbyi is an orchid species identified by Rolfe in 1895. Culture information and photos for this orchid are commonly detailed under the currently accepted name of Cyrtochilum cimiciferum.
Oncidium (Onc.)
ORIGIN: Found in Venezuela, Colombia, Ecuador near Quito, Peru and Bolivia at elevations around 1850 to 2250 meters.

DESCRIPTION: Medium sized, cool to cold growing epiphyte or terrestrial with ovate or elliptic-ovate, laterally compressed, ancipitous pseudobulbs carrying lanceolate, acute, narrowing below into a conduplicate, slightly petiolate base leaves that blooms in the fall and winter on an axillary, 21 [51 cm] long, apically fractiflex, paniculate, shortly branched, widely spaced, each branch 2 flowered, 2 to 2.4 [5 to 6 cm] between each flower, to 12 flowered, inflorescence arising on a mature pseudobulb with a few widely spaced, branches and carrying many widely spaced 2 to 2.4 [5 to 6 cm] flowers.

FLOWER SIZE: 0.6 inches [1.6 cm] -- information provided by Jay Pfahl, author of the Internet Orchid Species Encyclopedia (IOSPE).
Other Names
Genus Name Genus Grex Name Year Author
Add+ Cyrtochilum Cyr macropus 1917 (Linden & Rchb.f.) Kraenzl.
Add+ Cyrtochilum Cyr miradorense 2001 (D.E.Benn. & Christenson) Dalström
Add+ Cyrtochilum Cyr rusbyi 1917 (Rolfe) Kraenzl.
Add+ Cyrtochilum Cyr cimiciferum 2001 (Rchb.f.) Dalström
Add+ Oncidium Onc cimiferum 1882 Rchb.f. ex Linden
Add+ Oncidium Onc macropus 1868 Linden & Rchb.f.
Add+ Oncidium Onc miradorense 1998 D.E.Benn. & Christenson
Add+ Trigonochilum Tgc macropus 1994 (Linden & Rchb.f.) Königer & Schildh.
Add+ Trigonochilum Tgc miradorense 2008 (D.E.Benn. & Christenson) Königer
Add+ Trigonochilum Tgc rusbyi 1994 (Rolfe) Königer & Schildh.
Add+ Odontoglossum Odm cimiciferum 1850 Rchb.f.
Add+ Oncidium Onc cimiciferum 1854 (Rchb.f.) Beer
Add+ Trigonochilum Tgc cimiciferum 2009 (Rchb.f. ex Lindl.) Königer
Most awarded/recent cultivars: Onc. cimiciferum 'India Rose' (2 awards in 1993) Cyr. cimiciferum 'Quitos' (2013)
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