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Orchid Species: Centrogenium roseoalbum

Kew currently accepted name is Pteroglossa roseoalba

Centrogenium roseoalbum is an orchid species identified by (Rchb.f.) Schltr. in 1919. Culture information and photos for this orchid are commonly detailed under the currently accepted name of Pteroglossa roseoalba.
Genus
Centrogenium (Ctg.)
Grex
roseoalbum
Parents
Species
Author
(Rchb.f.) Schltr.
Year
1919
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ORIGIN: Found in Costa Rica, Colombia, Venezuela, Ecuador and Brazil, at the forest border, in shady places around 900 meters.

DESCRIPTION: Miniature to small sized, warm growing, deciduous leafed terrestrial with 3 to 6, patent to erect-patent, elliptical, acute to rounded and apiculate, deeply canaliculate, glabrous dark green leaves in a basal rosette with white spotting and blooms on a terminal, erect, terete, glabrous, 6 to 16 [15 to 40 cm] long, few to many flowered inflorescence almost completely enveloped by several loose, inflated, acuminate bracts and floral bracts beneath each flower.

FLOWER SIZE: 5/8 inch [1.5 cm] -- information provided by Jay Pfahl, author of the Internet Orchid Species Encyclopedia (IOSPE).
Other Names
Genus Name Genus Grex Name Year Author
Add+ Pelexia Pel travassosii 1892 Rolfe
Add+ Pteroglossa Pgsa travassosii 2002 (Rolfe) Salazar & M.W.Chase
Add+ Pteroglossa Pgsa roseoalba 2002 (Rchb.f.) Salazar & M.W.Chase
Add+ Eltroplectris Etp travassosii 1982 (Rolfe) Garay
Add+ Eltroplectris Etp roseoalba 1974 (Rchb.f.) Hamer & Garay in F.Hamer
Add+ Pelexia Pel roseoalba 1854 Rchb.f.
Most awarded/recent cultivars: Pgsa. roseoalba 'Berggarten' (2017) Etp. roseoalba 'Estelita' (1987)
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