N. Vietnam, prov. Cao Bang, distr. Bao Lac, municipality Yen Lac, vicinities of Yen Lac village (N 22ø44' E 105ø50'). Primary mixed semideciduous forest (with domination Keteleeria chinensis) along tops of remnant karst limestone ridge at 1450-1500 m elev. Terrestrial and lithophyte herb in primary sedges (Carex sp.) communities on open rock outcrops of N and NW exposition of the top of ridge. Flowers: tepals purple with yellow stripes, lip white with scarlet base and margins, staminode yellow with purple marks. Not rare.
No CBL 1477 16 April 1999
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6300-98)
Collectors: P.K.Loc, P.H.Hoang, Averyanov L.
Coordinates (geographic position):22° 44′ N, 105° 50′ E ±1000 mRecord creation: 2020-11-02, Leonid Averyanov, PhotoScan D2. Processing status: work_status_1Citation: Specimen LE 01074911 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01074911