8813 Onc. altissimum photo by Alex Maximiano

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Orchid Species: Oncidium altissimum

(This name is currently accepted by Kew.)
Oncidium altissimum is an orchid species identified by (Jacq.) Sw. in 1800.
Genus
Oncidium (Onc.)
Grex
altissimum
(name currently accepted by Kew)
Parents
Species
Author
(Jacq.) Sw.
Year
1800
ORIGIN: Found in the Lesser Antilles Islands of Martinique, Trinidad and St. Vincent at altitudes of sea-level to 200 meters.

DESCRIPTION: Medium sized, pseudobulbous, hot growing epiphyte with clustered to ovoid to suborbicular, laterally compressed, rugose with age pseudobulbs enveloped basally by several imbricating leaf-bearing sheaths and carrying 2 apical, oblong-ligulate, acute, conduplicate below into the petiole-like base leaves that blooms in the spring on a basal, arcuate, branched, 6' [180 cm] long inflorescence that has many, glossy flowers.

FLOWER SIZE: 1 inch [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 wydleri 1885 Rchb.f.
Add+ Oncidium Onc forkelii 1842 Scheidw.
Add+ Oncidium Onc hannelorae 2000 Nir
Add+ Epidendrum Epi altissimum 1760 F.Lehm. & Kraenzl.
Add+ Xeilyathum Xeilyathum altissimum 1837 (Jacq.) Raf.
Add+ Cymbidium Cym altissimum 1799 (Jacq.) Sw.
Articles Published in ORCHIDS.ORG Likes
ONCIDIUM ALTISSIMUM: Problem Plant: Culture Required by Robert M. Hamilton (Compiler). It responds to cattleya culture; fertilize with 1/2 tpg. of 30-10-10 fortnightly; let the medium get dry between heavy waterings; give them high humidity. A71-535 0
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