Platanthera stenantha (Hook.f.) So 1929

Photo by Naresh Swami Orchids of Sikkim Himalayas/Memoirs of an Orchid Hunter Website

Another Flower?

Photo by the Chinese Plant Website

Partial sun Cold Summer EARLIERFall

Common Name The Slim Flowered Platanthera [Refers tothe laterally compressed flower] - In China Tiao Ban She Chun Lan

Flower Size .4 to .8" [1 to 2 cm]

Found in the Chinese Himalayas, the eastern Himalayas, Nepal, Yunnan China, and Myanmar in open forests in peaty soils at elevations of 2200 to 3650 meters as a medium sized, cold growing terrestrial with an erect, stout stem with basal acute, tubular sheaths and carrying 3 to 4, distant, oblong-lanceolate to oblong-oblanceolate, acute to subacute, sessile, basally claspeing leaves that blooms in the summer and earler fall on an erect, terminal, glabrous, 4.8 to 9.2" [12 to 23 cm] long, laxly 8 to many flowered inflorescence with linear-lanceolate, acute to acuminate, single veined, basal ones longer than the flowers floral bracts.

Synonyms *Habenaria stenantha Hook.f. 1890; Hemihabenaria stenantha (Hook.f.) Finet 1902; Platanthera stenantha subsp. omeiensis So 1929

References W3 Tropicos, Kew Monocot list , IPNI ; The Orchids of Sikkim-Himalaya Part 1 King & Pantling 1898 as Habenaria stenantha drawing fide; The Orchids of North-Western Himalaya Vol IX Part II Duthie 1906 as Habenaria stenantha; Indian Orchids: Guide to Identification and Culture Pradhan 1976 drawing fide; Orchids of Kumaun Himalayas Pangtey, Samant and Rawat 1991; Orchids of Bhutan Pearce & Cribb 2002; Orchids of India A Glimpse Misra 2007; Flora of China Vol 25 Zhengyi, Raven & Deyuan 2009; Flora of China Vol 25 Illustrations Zhengyi, Raven & Deyuan 2010 drawing fide; LANKESTERIANA 15(1): 750. Jeewan Singh Jalal & J. Jayanthi 2015; Atlas of Native Orchids of China Vol 1 Jin Xiaohua, Li Jianwu and Ye Deping 2019 photo fide