Platanthera chlorantha (Custer) Rchb. 1828
Photo courtesy of Pascal Pernot and the Orchids of France and Europe
Drawing by Wu Zhanghua and Flora of China Vol 25: 155 Illustrations Zhengyi, Raven & Deyuan 2010
to
LATE 
and 
Common Name The Green Patanthera - In China Er Ye She Chun Lan
Flower Size .8" [2 cm]
Found from Morocco, Spain, Portugal, France, Great Britain, Ireland, Belgium, Luxembourgh, Netherlands, Denmark, Germany, Switzerland, Italy, Austria, Chech,Poland, Hungary, Yugoslavia, Albania, Greece, Turkey, Bulgaria, Romania, the Baltics, Norway, Sweden, Findland, Russia except northern Russia, as well as Corsica, Sardinia, Sicily, Cyprus, Lebanon and Israel, Iraq, Iran, China, Japan and Korea in forests on slopes and grasslands at elevations of 400 to 3300 meters as a medium sized, cool to cold growing terrestrial orchid with almost opposite, oblong-lanceolate, broadly elliptic or obovate leaves that blooms in the late spring and summer on an erect, terminal, 3/4 to 2' long, simply racemose, laxly many flowered inflorescence with fragrant flowers and is similar to P. bifolia except for the lax inflorescence and the flowers are less scented.
Similar to !Platanthera bifolia but easily separated by the different way the pollinia are standing, parallel in P. bifolia and diverging in P. chlorantha.
Synonyms Gymnadenia chlorantha (Custer) Ambrosi 1854; Habenaria chlorantha (Custer ex Rchb. f.) Bab. 1825; Habenaria montana (F.W.Schmidt) T.Durand & Schinz 1894; Habenaria subulifera W.W.Sm. 1921; Orchis bifolia var. elatior Gaudin 1829; Orchis bifolia var. macroglossa Wallr. 1823; *Orchis chlorantha Custer 1870; Orchis montana F.W.Schmidt 1793; Orchis virescens Zollikofer 1829; Platanthera chlorantha f. bracteata Zapal. 1906; Platanthera chlorantha f. grandiflora (M.Schulze) Soó 1928; Platanthera bifolia subsp. chlorantha (Custer) Rouy 1913;Platanthera chlorantha var. angustata Zapal. 1906; Platanthera chlorantha var. grandiflora M.Schulze 1907; Platanthera chlorantha var. montana (F.W.Schmidt) Nyman 1882; Platanthera chlorantha var. robusta Verm. 1949; Platanthera montana Rchb. f 1851; Platanthera montana var. gselliana H.Baumann, Künkele & R.Lorenz 2002; Platanthera subulifera (W.W.Sm.) Schltr. 1924; Platanthera virescens Koch 1849;
References W3 Tropicos, Kew Monocot list , IPNI ;
Fl. Boëm. 1: 35 F W Schmidt 1793 as Orchis montana nom. rej.
Sched. Crit.: 486 Wallr. 1822 as Orchis bifolia var macroglossa
Neue Alpina 2: 400 Custer 1827 as Orchis chlorantha;
Fl. Helv. 5: 425 Gaudin 1829 as Orchis bifolia var eliator
Fl. Helv. 5: 497 Zollik ex Gaud. 1829 as Orchis virescens nom. illeg.
*J.C.Mössler, Handb. Gewächsk., ed. 2. 2: 1565 Rchb.f 1829;
Trans. Linn. Soc. London 17: 462 Bab. 1836 as Habenaria chlorantha nom. illeg.
Beitr. Bot. Fl. Teutschl.: 107 Wallr. 1842 as Conopsidium pantantherum nom. superfl.
Linnaea 22: 288 K Koch 1849 as P virescens
Icon. Fl. Germ. Helv. 13-14: 156 Rchb.f 1851 as P montana
Fl. Tirolo Mer. 1: 705 Ambrosi 1854 as Gymnadenia chlorantha;
Consp. Fl. Eur.: 695 Nyman 1882 as P chlorantha var montana;
J. Bot. 23: 219 Ridl. 1885 as H chloroleuca;
Consp. Fl. Afric. 5: 82 T.Durand & Schinz 1894 as Habenaria montana
Deutschl. Fl. Abbild., ed. 2. 4: 53 E.H.L.Krause 1905 as Orchis platanthera;
Consp. Fl. Galic. Crit. 1: 221 Zapal 1906 as P chlorantha var angustata;
Consp. Fl. Galic. Crit. 1: 221 Zapal. 1906 as P chlorantha f bracteata;
Ann. Scott. Nat. Hist. 1907: 244 Druce 1907 as Habenaria virescens nom. illeg
Syn. Mitteleur. Fl. 3: 836 M Schultze 1907 as P chloranthat var grandiflora;
Fl. France 13: 92 Rouy 1913 as P bifolia subsp chlorantha;
Nuovo Giorn. Bot. Ital., n.s., 21: 175 Bolzon 1914 as P bifolia var montana;
Die Orchideen: 67 Schlechter 1915 as Platanthera montana;
Arch. Bot. (Leipzig) 23: 103 Soo 1928 as P chlorantha f grandiflora
Ned. Kruidk. Arch. 56: 239 Verm, 1949 as P chlorantha var robusta;
AOS Bulletin Vol 33 No 2 1964 photo fide;
Encyclopedia of Cultivated Orchids Hawkes 1965 as P montana [Bach] Schlechter?;
AOS Bulletin Vol 38 No 9 1969;
Die Orchideen 3 Auflage Bd 1 Sonderabdruck aus Schlechter Lieferung 4 193 to 256 Brieger, Maatsch and Senghas 1973 drawing column only;
Watsonia 14: 129 McKean 1982 as x Psudanthera breadalbanensis
Native Orchids of China in Colour Singchi, Zhanhuo and Yibo 1999 photo fide;
Genera Orchidacearum Vol 2 Part One Pridgeon, Cribb, Chase and Rasmussen 2001 photo fide;
J. Eur. Orch. 34: 198 H.Baumann, Künkele & R.Lorenz 2002 as P montana var gselliana;
Orchids of Europe, North Africa and the Middle East Delforge 2005;
Native Orchids of Shaanxi - Shaanxi Science & Technology Press 2007 photo fide;
Orchids of Huanglong Perner, Tang Si-Yuan 2007 photos fide;
AOS Bulletin Vol 77 No 6 2008 photo fide;
A Field Guide to the Orchids of China Singchi, Zhongjian, Yibo, Xiaohua and Zhanhuo 22009 photo ok;
Flora of China Vol 25: 102 Zhengyi, Raven & Deyuan 2009;
Flora of China Vol 25: 155 Illustrations Zhengyi, Raven & Deyuan 2010 drawing fide;
The Wild Orchids in Yunnan Xu Xiang Ye & Liu 2010 photos fide;
Orchid Digest Vol 75 #2 2011 Photo fide;
Orchid. Italia: 359 Perazza & R.Lorenz 2013 as P chlorantha var gselliana;
Orchid Digest Vol 83 #2 2019 photo fide;
Atlas of Native Orchids of China Vol 1 Jin Xiaohua, Li Jianwu and Ye Deping 2019 photo fide
--------------------------------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------------------------------
