Thelasis carinata Blume 1825 SECTION Oxyanthera

Plant and Flowers Photos courtesy of Dr. E.F. de Vogel, André Schuiteman and Jaap Vermeulen and Their Netherlands National Herbarium Website

Inflorescence Photo courtesy of Wolfgang H. Bandisch. Photo by Peter O'Byrne Copyright © 1998, 1999 All rights reserved. And his Papua & New Guinea Orchid Species site

Part sun Hot Warm Fall

Common Name The Keeled Thelasis - In Australia The Triangular Fly Orchid

Flower Size less than 1/4" [less than 7 mm]

A lowland, hot to warm growing, small to medium sized epiphyte in Myanmar, Thailand, penninsular Malaysia, Java, Sumatra, Borneo, Lesser Snnda Islands, the Moluccas, Sulawesi, the Philippines, New Guinea, Solomon Islands, Queensland Australia and Samoa in coastal, lowland and hill forests at elevations of sea-level to 800 meters often on horizontal tree branches over water that grows into fan-shaped tufts with clustered, laterally flattened, oval, green pseudobulbs enveloped basally by 2 to 4 leaf-like sheaths and carrying a single apical, linear, unevenly obtuse apically leaf and blooms in the fall in nature on a slender, erect, terete, 8 to 20" [20 to 50 cm] long, densely many [10 to 20] flowered inflorescence that bends and becomes arcuate as it blooms.

Synonyms Eria carinata [Bl.] Rchb.f 1868; Euproboscis griffithii Rchb. f. 1857; Oxyanthera carinata (Blume) Schltr. 1900; Oxyanthera elata (Hook.f.) Hook.f. 1892; Oxyanthera papuana Schltr. 1905; Phreatia carinata (Blume) Miq. 1859; Thelasis carinata f. semipelorica J.J.Sm. 1929; Thelasis elata Hook. f. 1890; Thelasis papuana (Schltr.) W.Kittr. 1984 publ. 1985

References W3 Tropicos, Kew Monocot list , IPNI ; Bonplandia Rchb.f 1857; Icones Plantarum Vol 22 Hooker 1893 as Oxyanthera elata drawing Orchids of Burma Grant 1895/1995; Die Orchideen Von Java J.J.Sm. 1905; Die Orchideen Von Java Figuren Atlas J.J.Smith 1908 drawing fide; Orchidaceae of German New Guinea Schlechter 1913/1985 as Oxyanthera papuana drawing good; Flora of Malaya Vol 1 Holttum 1957 drawing fide; Encyclopedia of Cultivated Orchids Hawkes 1965; Die Orchideen #2 5-8 tafel 3 Rudolph Schlechter 1971 as Oxyanthera carinata column only drawing ok; The Orchids of Papua New Guinea An Introduction Millar 1978 photo ok; The Orchids of Papua New Guinea An Introduction Millar 1978 as Oxyanthera papuana photo ok; Orchidiana Philipiniana Vol 1 Valmayor 1984; Orchids of Java Comber 1990 photo ok; The Orchids of Penninsular Malaysia and Singapore Seidenfaden & Wood 1992 drawing good; The Plants of Mount Kinabalu Vol 2 Orchids Beaman, Wood, Beaman & Beaman 1993; A Checklist of the Orchids of Borneo Wood & Cribb 1994; The Orchids of Samoa Cribb & Whistler 1996; Orchids of Sumatra Comber 2001 photo ok; A to Z of South East Asian Orchid Species Vol 1 O'Byrne 2001 photo fide; Rudolf Schlechter Die Orchideen Lieferung 41 2001 photo good; Lindleyana Vol 17 No 1 2002; Flora Malesiana Orchids of the Philippines Vol I Agoo, Shuiteman and de Vogel 2003; Native Orchids of Australia Jones 2006 photo fide; Flora Malesia Orchids of New Guinea Vol V 2008; The Orchids of Mount Kinabalu Vol 2 Wood, Beaman, Lamb, Chu Lun and Beaman 2011; Wild Orchids of Penninsular Malaysia Ong, O'Byrne, Yong & Saw 2011 photo fide

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