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There are currently no photos of plants of Oncidium aurosum for sale by members of ORCHIDS.ORG. Below are other recent plants for sale:

B. perrinii $35.00 listed by Linda Hartman PORT ST LUCIE, USA Local Only

Dendrobium var. Love Memory 'Fizz' $30.00 listed by Eva Boczon Chicago, USA Local Only

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Orchid Species: Oncidium aurosum

Kew currently accepted name is Vitekorchis excavata

Oncidium aurosum is an orchid species identified by Rchb.f. & Warsz. in 1854. Culture information and photos for this orchid are commonly detailed under the currently accepted name of Vitekorchis excavata.
Genus
Oncidium (Onc.)
Grex
aurosum
Parents
Species
Author
Rchb.f. & Warsz.
Year
1854
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ORIGIN: This is a large sized, cold growing, terrestrial species on steep embankments from Ecuador and Peru in moist montane forests at elevations of 2400 to 2800 meters.

DESCRIPTION: This is a large sized, cold growing, terrestrial species on steep embankments from Ecuador and Peru in moist montane forests at elevations of 2400 to 2800 meters with numerous, clustered, ovoid or oblong-ovoid, slightly compressed pseudobulbs enveloped basally by a few leaf-bearing sheaths and carrying 1 or 2 apical, linear to narrowly oblong, long attenuate towards the apex, subpetiolate below leaves that blooms in spring and early summer with a stout, axillary, 2 to 4' 8 [60 to 150 cm] long, erect or arcuate, laxly many flowered panicle with 8 to 12, ascending, 10 to 20 flowered branches that arises on a newly forming pseudobulb and carrying successively opening flowers.

FLOWER SIZE: 1 1/2 inches [3.75 cm] -- information provided by Jay Pfahl, author of the Internet Orchid Species Encyclopedia (IOSPE).
Other Names
Genus Name Genus Grex Name Year Author
Add+ Oncidium Onc rupestre 1845 Lindl. in G.Bentham
Add+ Oncidium Onc excavatum 1838 Lindl.
Add+ Oncidium Onc boissieri 1922 Kraenzl. in H.G.A.Engler (ed.)
Add+ Oncidium Onc skinneri 1855 Lindl.
Add+ Vitekorchis Vit excavata 2006 (Lindl.) Romowicz & Szlach.
Most awarded/recent cultivars: Onc. excavatum 'Universidad de Cuenca' (1995) Onc. excavatum 'Sacramento' (1959)
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