~Oncidium trilobum [Schlechter] Garay & Stacy 1974 - See Odontoglossum aurarium (Rchb.f.) Garay 1970 SECTION Lobulatum SERIES AstranthummOdontoglossum aurarium (Rchb.f.) Garay 1970
Photos by © Lourens Grobler
Photo by © Dario Melgar
Photo by © Mark Chase
Common Name The Three-Lobed Odotoglossum [refers to the lip]
Flower Size 2" [5 cm]
Found in Peru and Bolivia in wet montane forests at elevations of 250 to 1600 meters as a large sized, hot to cool growing epiphyte with a short rhizome carrying an ovoid, flattened, sulcate pseudobulb enveloped basally by distichous, foliaceous sheaths and carrying 2 apical, strap-shaped, green leaves that blooms in the summer on a basal, arcuate, weakly paniculate, 3'4" [100 cm] to 10' [300 cm] inflorescence arising on an mature pseudobulb from the lateral leaf axils.
Synonyms *Odontoglossum trilobum Schlechter 1921
References W3 Tropicos, Kew Monocot list , IPNI ; Die Orchideen der Sudamerikanischen Kordillerenstaaten IV Peru Schlechter 1921 as Odontoglossum trilobum; Icones Planetarum Tropicarum plate 562 Dodson 1982 as Odontoglossum trilobum drawing fide; Icones Planetarum Tropicarum Series II Orchids of Peru Plate 0147 Dodson & Bennett 1989 drawing fide; AOS Bulletin Vol 61 No 5/461 1992 photo fide to the third photo; Rudolf Schlechter Die Orchideen Band 1C lieferung 33 - 36 2057 - 2308 Brieger 1997 drawing/photo fide; The Pictoral Encyclopedia of Oncidium Zelenko 2002; Oncidium Vol 1 Koniger 2004 as O aurarium photo/drawing fide; Orchid Species Culture: Oncidium, Bakers 2006; Orchid Digest Vol 75 #4 2011 Photo fide
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