Cyrtochilum tetracopis (Rchb.f.) Kraenzl. 1917 SECTION Eucyrtochilum Kranzlin

Another Angle Photos by Guido Deburghgraeve

Drawing

Original Drawing by Padre Pedro Ortiz Conserved at the Herbario de la Universidad Javeriana, Bogota Colombia

Part shade Coldspring

Common Name The Four-Edged Cyrtochilum

Flower Size 1.7" [4.4 cm]

Found in Venezuela and Colombia at elevations around 2450 to 2800 meters meters as a small to just medium sized, cold growing terrestrial or occasional lithophyte with lightly compressed, generally smooth, narrowly ovate pseudobulbs enveloped basally by 2 pairs of leafless and leaf-bearing sheaths and carrying 2, apical, strap-shaped, acute, keeled behind, sharply grooved and conduplicate becoming petiolate base leaves that blooms in the spring on an axillary, from the base through the leaf sheaths, suberect, to 98" [to 250 cm] long, peduncle to 40" [100 cm] long, paniculate, rachis to 60" [150 cm] long, many branched, each to 20" [50 cm] long with irregularily spaced, to 7 flowered, secondary branches along their lengths, many flowered inflorescence.

Synonyms Cyrtochilum chrysodipterum (A.H.Kent) Kraenzl. 1917; Cyrtochilum chrysodipterum var. claesianum Kraenzl.1922; Cyrtochilum ludens (Rchb.f.) Kraenzl. 1917; Oncidium chrysodipterum A.H.Kent 1894; Oncidium chrysodipterum var. claesianum Cogn. 1902; Oncidium ludens Rchb.f. 1885; *Oncidium tetracopis Rchb.f. 1873

References W3 Tropicos, Kew Monocot list , IPNI ; Die Orchideen Schlechter 1915 as Oncidium chrysodipterum; Das Pflanzanreich Odontoglossum/Oncidium Kranzlin 1922 drawing fide; Das Pflanzanreich Odontoglossum/Oncidium Kranzlin 1922 as C chrysodipterum drawing ok; Atlas des Orchidees Cultivees Constantin 1920 as Oncidium tetracopsis drawing fide; Das Pflanzenreich Odontoglossum/Oncidium Kranzlin 1922 as C ludens drawing good; Beitrage Zur Orchideenkunde Von Colombia 27:180 Schlechter 1924 s C chrisodipterum; Encyclopedia of Cultivated Orchids Hawkes 1965 as Oncidium chrysodipterum photo fide; Venezuelan Orchids Illustrated Vol 6 Dunsterville & Garay 1975 as Oncidium tertacopsis drawing fide; Orchids of Venezuela An Illustrated Field Guide Vol 2 Dunsterville & Garay 1979 as Oncidium tetracopis drawing fide; Venezuela; Paraiso de Orquideas Romero 1997 as Oncidium tetrocopis photo fide; Orchids of Venezuela [An illustrated field guide] Vol. 2 Ramiro and Carnevali 2000 drawing fide; The Pictoral Encyclopedia of Oncidium Zelenko 2002 drawing fide; Orquideas Nativas del Tachira Cesar Fernandez 2003 photo fide; Orchid Species Culture Odontoglossum/Oncidium Alliance Bakers 2006

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