FLORA OF VIETNAM Fam. Convallariaceae Polygonatum sp. N.Vietnam, Bac Kan Prov., Cho Don Distr., Ban Thi Municipality, village Phia Khao, around point 22°17'31"N, 105°31'51"E, Cau Muc mountain at elevation 800-900 m a.s.l. Primary broad-leaved evergreen closed forest on very steep slopes and cliffs near tops of rocky ridge composed with solid marble-like stratified limestone. Lithophytic herb on vertical cliff. Not rare. No HAL 4854 24 May 2004 Collectors: L.Averyanov, N.T.Hiep, P.V.The, N.T.Vinh.
Coordinates (geographic position):22° 17′ 31″ N, 105° 31′ 51″ E ±1000 mRecord creation: 2019-01-13, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01048940 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01048940