Coelogyne demissa

Coelogyne demissa (D.Don) M.W.Chase & Schuit., Phytotaxa 510: 108 (2021) as per POWO;
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Panisea demissa (D.Don) Pfitzer, Pflanzenr. IV, 50(32): 141 1907. (syn: Coelogyne parviflora Lindl.; Dendrobium demissum D.Don; Panisea parviflora (Lindl.) Lindl.; Panisea reflexa Lindl.);
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Nepal to Indo-China: Assam, China South-Central, East Himalaya, Laos, Myanmar, Nepal, Thailand, Vietnam as per POWO;
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Panisea demissa (D. Don) Pfizer: 11 very high res. images.

Now : Coelogyne demissa (D.Don) M.W.Chase & Schuit. !
Nepali Name : हात्ती टाउके

Images and details from Jambey Tsering ji:

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References:
POWO  Catalogue of Life  The Plant List Ver.1.1  GBIF (High resolution specimens) BSI Flora of India Checklist  Flora of China  FOC illustration  Annotated checklist of Flowering plants of Nepal  India Biodiversity Portal  Plant illustrations
http://www.orchidspecies.com/pandemissa.htm
https://www.flickriver.com/photos/epicphals/3013246591/
https://www.flickr.com/photos/54255865@N00/46256155912
https://www.orchidsforum.com/threads/panisea-demissa.7165/
https://www.earth.com/plant-encyclopedia/angiosperms/orchidaceae/panisea-demissa/pt/