N. Vietnam, prov. Cao Bang, distr. Ha Lang, municipality Duc Quang, vicinities of Lung Hoai village (N 22ø43' E 106ø40'), about 43 km to E from Cao Bang town. Primary open coniferous and mixed semideciduous forest (with Pinus kwangtungensis and Pseudotsuga brevifolia) along tops of remnant limestone ridge at 600-650 m alt. Epilite herb on vertical shadow cliffs of N and NW exposition. Rare. Most typical habitat are narrow shelves below overhanging bluffs. Certainly vanish due to degradation of primary vegetation.
No CBL 767.1 28 Nov. 1998
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6300-98)
Collectors: Averyanov L., P.K. Loc.
Coordinates (geographic position):22° 43′ N, 106° 40′ E ±1000 mComment:
Record creation: 2021-03-21, Аверьянов Леонид Владимирович. Processing status: work_status_1Citation: Specimen LE 01090528 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01090528