Platanthera japonica (Thunb.) Lindl., Gen. Sp. Orchid. Pl. 290 1835. (syn: Habenaria arcuata (Lindl.) Hook.f.; Habenaria japonica (Thunb.) A.Gray; Habenaria omeiensis Rolfe; Orchis japonica Thunb.; Platanthera arcuata Lindl.; Platanthera manubriata Kraenzl. ex Diels; Platanthera omeiensis (Rolfe) Schltr.; Platanthera setchuenica Kraenzl.; Platanthera stenantha subsp. omeiensis (Rolfe) Soó; Tulotis japonica (Thunb.) Efimov);
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Himalaya to C. & S. China, S. Korea, Japan to Nansei-shoto as per WCSP;
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Assam; China North-Central; China South-Central; China Southeast; East Himalaya; Japan; Korea; Nansei-shoto; Nepal; Tibet; West Himalaya as per Catalogue of Life;
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Platanthera japonica (Thunb.) Lindl. : 11 posts by 3 authors. 7 very high res. images.

Location: Phulchoki, lalitpur, Nepal
Date: 19 June  2020
Altitude: 2281 m.
Habitat : Wild
Syn : Platanthera arcuata Lindl.
         Habenaria arcuata (Lindl.) Hook.f.

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Location: Phulchoki, Lalitpur
Date:  08 July 2021
Elevation:  2600m.
Habit : Wild 

Same plant:  https://groups.google.com/g/indiantreepix/c/RAQAJ


 


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References:
Catalogue of Life  The Plant List Ver.1.1  WCSP  IPNI  Flora of China  India Biodiversity Portal  IOSPE Photos  Flickr  Flickr 2
Four New Additions to the Orchid Flora of Nepal – The Journal … (pdf) Bhakta Bahadur RASKOTI and Rita ALE, J. Jpn. Bot. 88: 378–382 (2013)