Habenaria diphylla (Nimmo) Dalzell 1850 SECTION Diphyllae Kraenzl TYPE for the section

Photo by © Pankaj Kumar

Drawing

Drawing by © R Pantling and Wikimedia Website

Winter

Common Name The Two-Leaved Habenaria - in China Er Ye Yu Feng Hua

Flower Size .2 to .38" [5 to 9 mm]

Found in the the Chinese Himalayas, India, Bangladesh, the eastern Himalayas, Nepal, Myanmar, Thailand and the Philippines on open grassy, subalpine slopes at elevations of 3300 to 4900 meters as a mini-miniature to small sized, cold growing terrestrial with ovoid-fusiform tubers giving rise to an erect stem enveloped by a single, basal sheath and carrying from below the middle of the stem, a single, narrowly elliptic-oblong, obtuse to subacute, tapering below into a long, narrow tubular sheath leaves that blooms in the summer, fall and winter on an erect, minutely glandular-pubescent, decurved, .6 to 1.6" [1.5 to 4 cm] long, rather laxly 4 to 6 flowered inflorescence with narrowly lanceolate, acuminate, glandular-pubescent margined, 5 veined, longer than the ovary floral bracts and carrying narrowly campanulate, white flowers.

Synonyms Habenaria ahernii Schltr. 1915; Habenaria aitchisonii var. josephi (Rchb.f.) Hook.f. 1890; Habenaria clarkei Kraenzl. 1893; Habenaria cordata Náves 1880; Habenaria diphylla var. josephi (Rchb.f.) N.Pearce & P.J.Cribb 2001; Habenaria jardoniana Wight 1851; Habenaria josephi Rchb.f. 1888; Habenaria sutteri Rchb.f. 1852; *Liparis diphyllos Nimmo 1839

References W3 Tropicos, Kew Monocot list , IPNI ; The Orchids of North-Western Himalaya Vol IX Part II Duthie 1906 drawing ok; Studies in the Family Orchidaceae Vol II Ames 1908; Studies in the Family Orchidaceae Vol V Ames 1915; `The Orchids of Bombay Santapau & Kapadia 1966 Drawings fide; Indian Orchids A Field Guide to Identification and Culture Vol 1 Pradhan 1976 drawing ?; Indian Orchids A Field Guide to Identification and Culture Vol 1 Pradhan 1976 drawing fide; The Complete Writings on Philippine Orchids Vol 1 Quisumbing 1981; Orchidiana Philippiniana Vol 1 Valmayor 1984; Orchids of North West Himalaya Deva & Naithani 1986 drawing fide; Orchids of Bhutan Pearce & Cribb 2002 as H josephii Hkr.?drawing fide; Orchids of India A Glimpse Misra 2007 photo ok; Native Orchids From Gaoligongshan Mountains, China Xiaohua, Xiaodong and Xiaochun 2009 photo good; Flora of China Vol 25 Zhengyi, Raven & Deyuan 2009; Philippine Native Orchid Species Cootes 2009 photo fide; Flora of China Vol 25 Zhengyi, Raven & Deyuan 2010 drawing fide; A Guide to the Orchids of Myanmar Kurzweil & Lwin 2014 photo fide; Handbook Orchids of Sikkim and Northeast India Pradhan 2016 photo fide;

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