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Orchid Species: Oncidium diodon

Kew currently accepted name is Cyrtochilum diodon

Oncidium diodon is an orchid species identified by Rchb.f. in 1880. Culture information and photos for this orchid are commonly detailed under the currently accepted name of Cyrtochilum diodon.
Genus
Oncidium (Onc.)
Grex
diodon
Parents
Species
Author
Rchb.f.
Year
1880
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ORIGIN: Found in Ecuador and Peru in wet, cloud forests at elevations around 2400 to 2600 meters.

DESCRIPTION: Medium sized, cold growing orchid with slightly flattened pseudobulbs enveloped, basally by 8 to 10, imbricating, deciduous, leaf-bearing sheaths and carrying 2 apical, oblong elliptic, acute, narrowing and becoming conduplicate towards the base that blooms in the winter on a basal, arching, to 63 [160 cm] long, paniculate inflorescence with several branches [each branch 6 to 12 flowered] that often form secondary branches all carrying many small flowers and arising on a newly matured pseudobulb through a leaf bearing sheath often after the leaf has fallen off.

FLOWER SIZE: 0.5 inches [1.25 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 diodon 1917 (Rchb.f.) Kraenzl.
Add+ Trigonochilum Tgc diodon 1994 (Rchb.f.) Königer & Schildh.
Add+ Trigonochilum Tgc sodiroi 2009 (Schltr.) Königer
Add+ Oncidium Onc sodiroi 1922 Schltr.
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