Cyrtochilum gyriferum (Rchb.f.) Kraenzl. 1917 SECTION Eucyrtochilum Kranzlin
Lip and Column Another Angle Photos by © Guido Deburghgraeve.
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Common Name The Rolled Cyrtochilum [Refers to the curled sepals, petals and lip]
Flower Size 1.4 to 1.6" [3.5 to 4 cm]
Found in Loja Ecuador and Peru in wet montane forests around 2300 to 2500 meters as a large sized, cool to cold growing epiphyte with ovoid-ellipsoid, laterally compressed, longitudinally grooved and ridged with age pseudobulbs enveloped basally by several imbricating, lower leafless, upper leaf-bearing and carrying 2, apical, narrow, lanceolate, acute, slightly narrowing below into a conduplicate, elongate, petiolate base leaves that blooms in the winter on a basal, to 91" [to 230 cm] long, erect then arching, paniculate, many flowered inflorescence with many fractiflex, 8" [20 cm] long, 4 to 6 flowered branches and carry showy, flat, spreading flowers.
Synonyms *Oncidium gyriferum Rchb.f. 1878
References W3 Tropicos Kew Monocot list , IPNI ; Das Pflanzenreich Odontoglossum/Oncidium Kranzlin 1922 drawing hmm; Icones Planetarum Tropicarum plate 971 Dodson 1984 as Oncidium gyriferum drawing ok; Icones Orchidacearum Peruviarum Plate 336 Bennett & Christenson 1995 as Oncidum gyriferum drawing fide; Rudolf Rudolf Schlechter Die Orchideen Band 1C lieferung 33 - 36 2057 - 2308 Brieger 1997photo fide; Lindleyana Vol 16 No 2 2001; The Pictoral Encyclopedia of Oncidium Zelenko 2002 drawing not; Native Ecuadorian Orchids Vol 4 Dodson 2003 as Oncidium gyriferum drawing ?/photo fide; Orchid Species Culture Oncidium/Odontoglossum alliance 2006; Orchid Species of Peru Zelenko Bermudez 2009 photo fide; Orquideas del Peru Freuler 2010 photo fide; Flora of Ecuador No 87 225[3] Orchidaceae Dodson & Luer 2010 drawing fide
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