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. Terrestrial and lithophyte forb on steep open wet slopes. Leaves uniformly green, or with dirty purple ring-like spot. Not rare.
No NTH 2926 28 May 1999
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6300-98)
Collectors: N.T.Hiep, P.H.Hoang, Averyanov L.
Coordinates (geographic position):20° 51′ N, 104° 38′ E ±1000 mComment:
Record creation: 2021-02-28, Аверьянов Леонид ВладимировичCitation: Specimen LE 01090132 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01090132