Odontoglossum roseum Lindl. 1844 SECTION Coloratum Dalstrom & Higgins 2020

Photo by Eric Hunt

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Common Name The Rose Colored Odontoglossum

Flower Size 1.5" [3.75 cm]

Found in southeastern Ecuador and Peru in extremely wet, montane forests at elevations of 1500 to 2200 meters as a miniature to small sized, warm to cold growing epiphyte with an ovate, compressed, ancipitous on the margin pseudobulb enveloped basally by a few distichous sheaths with the uppermost being foliaceous and carrying a single, apical, coriaceous, strap-shaped, dark green leaf that is conduplicate towards the base and blooms at most any time of the year on a basal, from the leaf sheaths, erect, 5.2 to 16" [13 to 45 cm] long, several to many [20] flowered inflorescence with tubular, acuminate, inflated bracts and arising on a newly matured pseudobulb and carrying succesive flowers.

Synonyms Cochlioda rosea (Lindl.) Benth. 1881; Mesospinidium roseum ( Lindl. ) Rchb.f. 1844; Oncidium roseoides Chse & NH Wms. 2008; Oncidium roseum Beer 1854;

References W3 Tropicos, Kew Monocot list , IPNI ; Otia Botanica Hamburgensia Rchb.f 1878 as Mesospinidium roseum; Die Orchideen Schlechter 1915 as Cochlioda rosea; Atlas des Orchidees Cultivees Constantin 1920 as Cochlioda rosea drawing good; Encyclopedia of Cultivated Orchids Hawkes 1965 as Cochlioda rosea; AOS Bulletin Vol 39 No 1 1970 as Cochlioda rosea photo; Orchid Digest Vol 38 No 1 1974 as Cochlioda rosea photo fide; Orchids Travel By Air A Pictoral Safari Mulder, Mulder-Roelfsema and Schuiteman 1990 as Cochlioda rosea photo fide; The Manual of Cultivated Orchids Bechtel, Cribb, Launert 1992 as Cochlioda rosea photo fide; Native Ecuadorian Orchids Vol 1 Dodson 1993 as Cochlioda rosea drawing/photo fide; Rudolf Schlechter Die Orchideen Band 1C lieferung 32 1977 - 2056 Brieger 1996 as Cochlioda rosea drawing/photo fide; AOS Bulletin Vol 71 No 2 2002 as Cochlioda rosea photo fide; The Pictoral Encyclopedia of Oncidium Zelenko 2005 as Cochlioda rosea; Flora Of Ecuador # 76 225[2] Dodson & Luer 2005 as Cochlioda rosea; Orchid Species Culture: Oncidium, Bakers 2006 as Cochlioda rosea; Icones Planetarum Tropicarum plate 415 Dodson 1982 as Cochlioda rosea drawing fide; Miniature Orchids Frownie 2007 as Cochlioda rosea; AOS Bulletin Vol 77 No 12 2008 as Oncidium roseoides; Orchid Species of Peru Zelenko Bermudez 2009 as Cochlioda rosea photo fide; Mille et Une Mini Orchideees Roguenant 2009 as Cochlioda rosea photo good; LANKESTERIANA 12(1), Dalstrom 2012 as Odontoglossum roseum; Orchids, A Colombian Treasure Vol 1 Ortiz & Uribe 2014 as Cochlioda rosea photo fide; The Odontoglossum Story Dalstrom, Higgins & Deburghgraeve 2020 photo/drawing fide

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