Ponerorchis chusua (D.Don) So 1966

Plant and Flowers in situ Photos by David Boufford and Sun Hang and the Biodiversity of the Hengduan Mountains Orchid Website

Part shade CoolCold LATESpring Summer

Common Name ? Ponerorchis - In China Guang Bu Xiao Hong Men Lan

Flower Size .6" [1.5 cm]

Found in eastern Russia, Korea, Taiwan, China, western Himalayas, Assam, eastern Himalayas, Nepal and Myanamar in forests, alpine grasslands, limestone outcrops and scree at elevations of 500 to 4700 meters as a mini-miniature to medium sized, cool to cold growing terrestrial with ovoid globose tubers giving rise to an erect, glabrous stems carrying 2 to 4, spaces, oblong-lanceolate, green, sometimes spotted with black-purple above, narrowing to the clasping base leaves that blooms in the late spring and summer on an erect, terminal, to 12" [30 cm] long, racemose, several to many flowered, somewhat secund inflorescence

Synonyms Amitostigma beesianum (W.W.Sm.) Tang & F.T.Wang 1951; Chusua donii Nevski 1935; Chusua nana (King & Pantl.) Pradhan 1979; Chusua pauciflora (Lindl.) P.F.Hunt 1971; Chusua pulchella (Hand.-Mazz.) P.F.Hunt 1971; Chusua roborowskyi var. delavayi (Schltr.) P.F.Hunt 1971; Chusua roborowskyi var. giraldiana (Kraenzl.) P.F.Hunt 1971; Chusua roborowskyi var. nana (King & Pantl.) P.F.Hunt 1971; Chusua roborowskyi var. tenii (Schltr.) P.F.Hunt 1971; Chusua roborowskyi var. unifoliata (Schltr.) P.F.Hunt 1971; Chusua secunda Nevski 1935; Gymnadenia chusua (D.Don) Lindl. ex Wall. 1832; Gymnadenia chusua var. nana (King & Pantl.) Finet 1901; Gymnadenia pauciflora Lindl. 1835; Gymnadenia puberula Lindl. ex Wall. 1832; Habenaria chusua (D.Don) Benth. 1881; Orchis beesiana W.W.Sm. 1914; *Orchis chusua D.Don 1825; Orchis chusua var. delavayi (Schltr.) So 1929; Orchis chusua var. nana King & Pantl. 1898; Orchis chusua var. pulchella (Hand.-Mazz.) Tang & F.T.Wang 1951; Orchis chusua var. tenii (Schltr.) Soo' 1929; Orchis delavayi Schltr. 1911; Orchis giraldiana Kraenzl. 1905; Orchis mairei H.Lv. 1916; Orchis nana (King & Pantl.) Schltr. 1911; Orchis pauciflora Fisch. ex Lindl. 1835; Orchis parcifloroides Hand.-Mazz. 1936; Orchis pulchella Hand.-Mazz. 1936; Orchis secunda (Nevski) Vorosch. 1966; Orchis tenii Schltr. 1921; Orchis unifoliata Schltr. 1921; Ponerorchis beesiana (W.W.Sm.) So 1974 publ. 1975; Ponerorchis chusua var. delavayi (Schltr.) So 1966; Ponerorchis chusua var. giraldiana (Kraenzl.) So 1966; Ponerorchis chusua var. nana (King & Pantl.) R.C.Srivast. 1996; Ponerorchis chusua var. tenii (Schltr.) So 1966; Ponerorchis chusua var. unifoliata (Schltr.) So 1966; Ponerorchis nana (King & Pantl.) So 1966; Ponerorchis pauciflora (Lindl.) Ohwi 1936; Ponerorchis pulchella (Hand.-Mazz.) So 1966

References W3 Tropicos, Kew Monocot list , IPNI The Orchids of Sikkim-Himalaya Part 1 King & Pantling 1898 as Orchis chusa drawing fide; The Orchids of Sikkim-Himalaya Part 1 King & Pantling 1898 as orchis chusa var nana drawing ok; The Orchids of North-Western Himalaya Vol IX Part II Duthie 1906 as Orchis chusa; Encyclopedia of Cultivated Orchids Hawkes 1965 as Orchis delavayi; Orchids of Kumaun Himalayas Pangtey, Samant and Rawat 1991; Genera Orchidacearum Vol 2 Part One Pridgeon, Cribb, Chase and Rasmussen 2001 photo ok; The Orchids of Bhutan Pearce & Cribb 2002 as Orchis nana; The Orchids of Bhutan Pearce & Cribb 2002 as Orchis pauciflora drawing; The Orchids of India A Glimpse Misra 2007 as Chusa nana drawing ok; Orchids of India A Glimpse Misra 2007 as Chusa pauciflora; The Native Orchids of China in Colour Singchi, Zhanhuo and Yibo 1999 as Orchis chusua photo fide; 100 Sikkim Himalayan Orchids Pradhan 2005 photo good; Orchids of Huanglong Perner, Tang Si-Yuan 2007 photos fide; A Field Guide to the Orchids of China Singchi, Zhongjian, Yibo, Xiaohua and Zhanhuo 2009 as Orchis chusa photo fide; Flora of China Vol 25 Zhengyi, Raven & Deyuan 2009; Flora of China Vol 25 Illustrations Zhengyi, Raven & Deyuan 2010 drawing fide; The Wild Orchids in Yunnan Xu Xiang Ye & Liu 2010 photos fide;

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