Coelogyne uniflora

Coelogyne uniflora Lindl., Gen. Sp. Orchid. Pl.: 42 (1830) as per POWO;
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Panisea uniflora (Lindl.) Lindl., Fol. Orchid. 5: 2 1854. (Syn: Chelonistele biflora (E.C.Parish ex Rchb.f.) Pfitzer; Coelogyne biflora E.C.Parish ex Rchb.f.; Coelogyne falcata T. Anderson ex Hook. f.; Coelogyne thuniana Rchb.f.; Coelogyne uniflora Lindl.; Pleione thuniana (Rchb.f.) Kuntze; Pleione uniflora (Lindl.) Kuntze);

Nepal to China (S. Yunnan) and Peninsula Malaysia (Perlis): Assam, Cambodia, China South-Central, East Himalaya, India, Laos, Malaya, Myanmar, Nepal, Thailand, Vietnam as per POWO;
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Common name: One-Flowered Panisea • Mizo: Nau-ban

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ORCHIDACEAE: Panisea uniflora (Lindl.) Lindl.:
Panisea uniflora (Lindl.) Lindl., Fol. Orchid. 5: 2 (1854).
Synonyms:
Coelogyne uniflora Lindl., Gen. Sp. Orchid. Pl.: 42 (1830).
Pleione uniflora (Lindl.) Kuntze, Revis. Gen. Pl. 2: 680 (1891).
Coelogyne thuniana Rchb.f., Allg. Gartenzeitung 23: 145 (1855).
Coelogyne biflora E.C.Parish ex Rchb.f., Gard. Chron. 1865: 1035 (1865).
Pleione thuniana (Rchb.f.) Kuntze, Revis. Gen. Pl. 2: 680 (1891).
Chelonistele biflora (E.C.Parish ex Rchb.f.) Pfitzer in H.G.A.Engler
(ed.), Pflanzenr., IV, 50 II B 7: 139 (1907).

Distribution: China, India, Nepal, Cambodia, Laos, Mayanmar, Thailand, Vietnam
Current pic taken at Gloria Barretto Orchid Sanctuary, KFBG, Hong Kong.

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ORCHIDACEAE Juss. Fortnight: Panisea uniflora (Lindl.) Lindl. from Hong Kong, PKS-102 : Attachments (3). 4 posts by 4 authors.

Panisea uniflora (Lindl.) Lindl., Fol. Orchid. 5: 2 (1854).
Synonyms:
Coelogyne uniflora Lindl., Gen. Sp. Orchid. Pl.: 42 (1830).
Pleione uniflora (Lindl.) Kuntze, Revis. Gen. Pl. 2: 680 (1891).
Coelogyne thuniana Rchb.f., Allg. Gartenzeitung 23: 145 (1855).
Coelogyne biflora C.S.P.Parish ex Rchb.f., Gard. Chron. 1865: 1035 (1865).
Pleione thuniana (Rchb.f.) Kuntze, Revis. Gen. Pl. 2: 680 (1891).
Chelonistele biflora (C.S.P.Parish ex Rchb.f.) Pfitzer in H.G.A.Engler (ed.), Pflanzenr., IV, 50 II B 7: 139 (1907).
Distribution: Nepal to China (S. Yunnan) and Pen. Malaysia (Perlis).

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Beautiful plant indeed. Now a Silly question. Is it single or no? It appears to be.

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MS July, 2018/25 Orchidaceae for ID : 9 posts by 3 authors. Attachments (1)
Location : Reiek, Mizoram

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This is a Panisea, cant confirm without looking at the labellum. I would be grateful if you can share.

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Attachments (1)

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Attachments (2)

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This should be Panisea uniflora.
Usually the bulbs are spindle shaped in uniflora, but seems your plant was in very good health, so bulbs look a bit fat.
Thanks a lot for sharing. 

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Yes very sure now, Panisea uniflora.

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References:
POWO  Flowers of India