N. Vietnam, prov. Son La, distr. Moc Chau, municipality Chieng Hac, vicinities of Co Liu village (N 20º51' E 104º38'). Remnants of primary evergreen broadleaved forests on vertical limestone bluffs along Xap river canyon at 550-600 m elev. Lithophyte forb on shady vertical limestone cliffs of N exposition. Flowers dull yellow; tepals and lip inside with few sparsely purple smallest dots. Leaves pale green with fine white tessellation above, dirty purple-violet spotted below. Not rare on inaccessible vertical bluffs.
No NTH 2922 28 May 1999.
Collectors: N.T.Hiep, P.H.Hoang, Averyanov L.
Flowered in cultivation on 18 June 2025, L. Averyanov, T. Maisak, NTH2922.
Coordinates (geographic position):20° 51′ 0″ N, 104° 38′ 0″ E ±1000 mComment:
Record creation: 2025-06-18, Аверьянов Леонид Владимирович. Processing status: work_status_1Citation: Specimen LE 01203390 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01203390