Rud. aurantiaca photo by Lourens Grobler

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Orchid Species: Rudolfiella aurantiaca

(This name is currently accepted by Kew.)

Rudolfiella aurantiaca is an orchid species identified by (Lindl.) Hoehne in 1949.
Genus
Rudolfiella (Rud.)
Grex
aurantiaca
(name currently accepted by Kew)
Parents
Species
Author
(Lindl.) Hoehne
Year
1949
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ORIGIN: This medium sized, caespitose, epiphytic species is found in Guyana, Venezuela, Colombia, Ecuador, Peru, Brazil, the Guyanas and Trinidad in tropical wet forests at elevations of 100 to 600 meters on tree trunks and large branches.

DESCRIPTION: This medium sized, caespitose, epiphytic species is found in Guyana, Venezuela, Colombia, Ecuador, Peru, Brazil, the Guyanas and Trinidad in tropical wet forests at elevations of 100 to 600 meters on tree trunks and large branches and is a warm to hot, humid grower needing moderate shade and copious water while growing and then tapering off after the pseudobulbs have achieved maturity. This orchid has sub-orbicular, compressed, rounded edges, pale green, spotted with purple brown, sulcate pseudobulbs carrying a single, apical, plicate, green occasionally spotted purple-brown, acute, gradually narrows below into the furrowed, elongate, petiolate base leaf that blooms on a basal, erect to drooping, dark puce, to 8 [20 cm] long, lateral, very lax, several [7 to 15] flowered inflorescence with 2 distant dark grey brown bracts arising on a mature pseudobulb and occurs in the spring in cultivations and fall in nature and holds the flowers just above the leaves.

FLOWER SIZE: About 1 1/2 inches [3.4 cm] -- information provided by Jay Pfahl, author of the Internet Orchid Species Encyclopedia (IOSPE).
Other Names
Genus Name Genus Grex Name Year Author
Add+ Bifrenaria Bif aurantiaca 1836 Lindl.
Add+ Lindleyella Lya aurantiaca 1914 (Lindl.) Schltr.
Most awarded/recent cultivars: Rud. aurantiaca 'Peggy' (1985) Lya. aurantiaca 'MAJ' (1976)
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