Odm. astranthum photo by Ecuagenera (Jose Portilla)

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Orchid Species: Oncidium astranthum

(This name is currently accepted by Kew.)

Oncidium astranthum is an orchid species identified by (Linden & Rchb.f.) M.W.Chase & N.H.Williams in 2008.
Genus
Oncidium (Onc.)
Grex
astranthum
(name currently accepted by Kew)
Parents
Species
Author
(Linden & Rchb.f.) M.W.Chase & N.H.Williams
Year
2008
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ORIGIN: Found in Ecuador and Peru at elevations of 2000 to 2500 meters.

DESCRIPTION: Small sized, cold growing epiphyte or terrestrial with clustered, ovate to pear-shaped, compressed, ancipitous, rugose and longitudinally ridged with maturity pseudobulbs enveloped basally by several distichous, imbricating, leafless below and leaf-bearing above sheaths carrying 2, apical, linear to lanceolate, obtuse, strongly keeled below, channeled along the midvein above and conduplicate to form a petiole-like base leaves that blooms in the late spring and early summer on an axillary, arching, to 7 [18 cm] long, 6 to 12 flowered, paniculate inflorescence arising on a recently matured pseudobulb with the few branches held to the apical half.

FLOWER SIZE: 1.6 inches [4 cm] -- information provided by Jay Pfahl, author of the Internet Orchid Species Encyclopedia (IOSPE).
Other Names
Genus Name Genus Grex Name Year Author
Add+ Odontoglossum Odm astranthum 1867 Linden & Rchb.f.
Add+ Collare-stuartense C-s astranthum 1997 (Linden & Rchb.f.) Senghas & Bockemühl
Add+ Odontoglossum Odm loxense 1899 F.Lehm. & Kraenzl.
Most awarded/recent cultivars: Onc. astranthum 'María Fernanda' (2015)
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