Onc. sphacelatum 'Ma Brown' photo by Australian Orchid Council

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Orchid Species: Oncidium sphacelatum

(This name is currently accepted by Kew.)

Oncidium sphacelatum is an orchid species identified by Lindl. in 1841.
Genus
Oncidium (Onc.)
Grex
sphacelatum
(name currently accepted by Kew)
Parents
Species
Author
Lindl.
Year
1841
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ORIGIN: Found in tropical and mountain rain forests occurring in Mexico, Guatemala, Belize, El Salvador, Honduras, Nicaragua, Costa Rica and Venezuela where it is found below 1000 meters.

DESCRIPTION: This is a giant sized, hot to warm growing epiphyte and occasional lithophyte with compressed, oblong pseudobulbs carrying 2 to 3, linear-ligulate, suberect, rigid, acute leaves. Blooms in the spring with a basal, to 6' [180 cm] long, lateral to pendulous, short branched, purple mottled panicle arising from the leaf bearing sheaths of a mature pseudobulb that has triangular bracts and carrying showy, weakly fragrant flowers.

FLOWER SIZE: To 1 inch [to 2.5 cm] -- information provided by Jay Pfahl, author of the Internet Orchid Species Encyclopedia (IOSPE).
Other Names
Genus Name Genus Grex Name Year Author
Add+ Oncidium Onc stenostalix 1922 Rchb.f. ex Kraenzl. in H.G.A.Engler (ed.)
Add+ Oncidium Onc schrautianum 2009 Königer
Most awarded/recent cultivars: Onc. sphacelatum 'Dresden' (2 awards in 2018) Onc. sphacelatum 'Ma Brown' (2 awards in 2013) Onc. sphacelatum 'Silvie Acra' (2 awards in 2011) Onc. sphacelatum 'Cooper' (2 awards in 1996) Onc. sphacelatum 'Sunbeam' (2 awards in 1990) Onc. sphacelatum 'Kerns Passion' (2019) Onc. sphacelatum 'Fonseca' (2016) Onc. sphacelatum 'Golden Veil' (2015) Onc. sphacelatum 'Alice' (2013) Onc. sphacelatum 'Becky' (2010) Onc. sphacelatum 'Vicky' (2010) Onc. sphacelatum 'Ursula' (2007) Onc. sphacelatum 'Windswept' (2006) Onc. sphacelatum h.f. flavum 'Teresa de Hasbun' (2005) Onc. sphacelatum 'Nicaragua Sunrise' (2003) Onc. sphacelatum 'Crownfox Sunrise' (2003) Onc. sphacelatum 'Leta Gay' (1997) Onc. sphacelatum 'Big Goldie' (1995) Onc. sphacelatum 'Titan' (1994) Onc. sphacelatum 'Mona' (1990)
Articles Published in ORCHIDS.ORG Likes
AGE: Of Individual Plants by Robert M. [Bert] Hamilton (Compiler). In 1968 the Botanical Gardens of Copenhagen had a living plant of Oncidium sphacelatum which was collected in Mexico in 1841. A61-980; A68-405 Still in cultivation are various divisions of Paphi... 0
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