Cyrtochilum retusum (Lindl.) Kraenzl. 1917 SECTION Myanthium Lindley Photos by © Eric Hunt and His Orchid Website

Another Flower Photo by Guido Deburghgraeve ©

and

Common Name The Blunt Cyrtochilum

Flower Size 3/4" [2 cm]

Found in Colombia, Ecuador, Peru, and Bolivia at elevations of 2500 to 3000 meters in very wet montane forests as a medium sized, cold growing epiphyte or terrestrial on steep embankments with ovate, complanate pseudobulbs subtended by several basal leaf-bearing sheaths with 2 apical, oblong-lanceolate, acuminate, conduplicate below into the short petiolate base leaves that blooms in the summer and fall with sterile and fertile flowers on the same elongate, 2' [60 cm] long, arcuate, compound paniculate, 10 to 14, rather shortly branched, each branch 6 to 8 flowered, many flowered inflorescence arising on a mature pseudobulb.

Synonyms Cyrtochilum lehmannianum Kraenzl. 1922; ; Dasyglossum retusum (Lindl.) Königer & Schildhauer 1994; Irenea retusa (Lindl.) Szlach., Mytnik, Górniak & Romowicz 2006; Odontoglossum retusum Lindl. 1844; Oncidium retusum (Lindl.) Beer 1854; Trigonochilum retusum (Lindl.) Senghas 2003

References W3 Tropicos, Kew Monocot list , IPNI ; Atlas des Orchidees Cultivees Constantin 1920 as Odontoglossum retusum drawing fide; Das Pflanzenreich Odontoglossum/Oncidium Kranzlin 1922 as Cyrtochilum lehmannianum drawing hmm; Das Pflanzenreich Odontoglossum/Oncidium Kranzlin 1922 as C retusum; Orchids of Peru Vol 4 Schweinfurth 1961 as Odontoglossum retusum; Orchids of Peru Vol 4 Schweinfurth 1961 asOciddiumretueum; Icones Planetarum Tropicarum plate 470 Dodson 1982 as Odontoglossum retusum drawing fide; Icones Planetarum Tropicarum Series II Orchids of Peru Plate 0142 Dodson & Bennett 1989 as Oncidium retusum not correct; The Manual Of Cultivated Orchid Species Bechtel, Cribb & Launert 1992 photo fide; Icones Orchidacearum Peruviarum Plate 145 Bennett & Christenson 1993 as Oncidium retusum drawing not correct; Rudolf Schlechter Die Orchideen Lieferung 33-6 1997 drawing fide; Lindleyana Vol 16 No 2 2001; The Pictoral Encyclopedia of Oncidium Zelenko 2002 drawing fide; Native Ecuadorian Orchids Vol 3 Dodson 2002 as Odontoglossum retusum photo fide; AOS Bulletin Vol 74 No 12 2005 drawing; AOS Bulletin Vol 75 No 3 2006 drawing; Orchid Species Culture: Oncidium/Odontoglossum alliance Bakers 2006; Orchid Species of Peru Zelenko Bermudez 2009 photo fide; Flora of Ecuador No 87 225[3] Orchidaceae Dodson & Luer 2010 drawing fide; Orquideas de Zamora Chinchipe Tomo 1 Epidendroideae I Jimenenz 2014 photo fide;

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