Habenaria medioflexa Turrill 1923

Photo by Tripetch P. and the Thai Nature Website

Another Angle Photo courtesy of Loh Seck Poh.

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Common Name The Half Bent-Back Habenaria - In China Ban Na Yu Feng Hua - In Thailand Nang ua pak foi

Flower Size 3/4" [2 cm]

Found in Malaysia, Thailand, Laos, Vietnam and Cambodia in mixed deciduous and evergreen forests as well as bamboo thickets at elevations of 100 to 375 meters as a small to medium sized, hot growing terrestrial orchid with an erect stem carrying 3 to 8, cauline, elliptic-lanceolate, acute to acuminate, mucronate leaves grading above into 3 to 6, spreading to erect, lanceolate, acuminate, margins sometimes minutely denticulate sterile bracts that blooms in the late summer and fall on an erect, [23 to 52 cm] long, lax, 7 to 25 flowered inflorescence with a 2 to 6" [5 to 15 cm] long, rachis carrying lanceolate, acuminate, margins sometimes minutely denticulate floral bracts.

Synonyms Fimbrorchis medioflexa (Turrill) Szlach.2004; Habenaria trichochila Rolfe ex Downie1925

References W3 Tropicos, Kew Monocot list , IPNI ; The Orchids of Thailand Seidenfaden & Smitinand 1959 drawing ok; The Orchids of Thailand Seidenfaden & Smitinand 1959 as H tricholchila; AOS Bulletin Vol 38 No 3 1969; Beautiful Thai Orchid Species Kamemoto & Sagarik 1975 photo fide; AOS Bulletin Vol 48 No 1 1979 photo; The Orchids of Penninsular Malaysia and Singapore Wood & Seidenfaden 1992 drawing/photo fide; Thai Orchid Species Rakpaibulsombat 1992 photo fide; A field Guide to the Wild Orchids of Thailand Vaddhanaphuti 2001 photo fide; A field Guide to the Wild Orchids of Thailand Vaddhanaphuti 2005 photo fide; Flora of China Vol 25 Zhengyi, Raven & Deyuan 2009; Flora of China Vol 25 Zhengyi, Raven & Deyuan 2010 drawing fide; The Wild Orchids in Yunnan Xu Xiang Ye & Liu 2010 photos fide; Flora Of Thailand Orchidaceae Vol 12 Part 1 Pedersen, Kurzweil, Suddee & Cribb 2011 drawing/photo fide

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