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There are currently no photos of plants of Oncidium rossii 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

BC Makai "Mayumi" listed by Archie McBroom Roan Mountain, Tn, USA
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Orchid Species: Oncidium rossii

Kew currently accepted name is Rhynchostele aptera

Oncidium rossii is an orchid species identified by Beer in 1854. Culture information and photos for this orchid are commonly detailed under the currently accepted name of Rhynchostele aptera.
Genus
Oncidium (Onc.)
Grex
rossii
Parents
Species
Author
Beer
Year
1854
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ORIGIN: This species is a cool to cold growing epiphyte endemic to Mexico that blooms in the spring on a basal, arcuate, to 12 [30 cm] long, racemose inflorescence with several flowers arising on a newly forming growth.

DESCRIPTION: This species is a cool to cold growing epiphyte endemic to Mexico that blooms in the spring on a basal, arcuate, to 12 [30 cm] long, racemose inflorescence with several flowers arising on a newly forming growth.

FLOWER SIZE: To 3 inches [to 7.5 cm] -- information provided by Jay Pfahl, author of the Internet Orchid Species Encyclopedia (IOSPE).
Other Names
Genus Name Genus Grex Name Year Author
Add+ Rhynchostele Rst aptera 1993 (Lex.) Soto Arenas & Salazar
Add+ Lemboglossum Lem apterum 1984 (Lex.) Halb.
Add+ Odontoglossum Odm acuminatum 1852 Lindl.
Add+ Odontoglossum Odm apterum 1825 Lex. in P.de La Llave & J.M.de Lexarza
Add+ Odontoglossum Odm maxillare 1847 J.B.Norman
Add+ Odontoglossum Odm nebulosum 1838 Lindl.
Add+ Oncidium Onc apterum 1854 (Lex.) Beer
Add+ Oncidium Onc maxillare 1854 (Lindl.) Beer
Add+ Rhynchostele Rst apterum
Add+ Amparoa Amp aptera 2009 (Lex.) Archila
Most awarded/recent cultivars: Rst. aptera 'Brigitte' (3 awards in 2016) Rst. aptera 'Alfons' (2013) Rst. apterum 'La Jolla' (2003) Lem. apterum 'Sonoma' (2001) Rst. aptera 'Jack' (2001) Odm. nebulosum 'Oaxaca' (1973)
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