N.Vietnam, Bac Kan Prov., Na Ri Distr., Liem Thuy Municipality, Na Bo village, around point 21°56′44′'N, 106°05′09′'E, at elevation 300-600 m a.s.l. Primary selectly logged broad-leaved evergreen forest on very steep slopes and cliffs of rocky ridge composed with white solid marble-like crystalline limestone. Creeping lithophyte and epiphyte on top of ridge. Very common.
HAL 5425 29 May 2004 Collectors: L.Averyanov, N.T.Hiep, P.V.The, N.T.Vinh.
Coordinates (geographic position):21° 56′ 44″ N, 106° 5′ 9″ E ±1000 mRecord creation: 2020-03-21, Анна Леонидовна Аверьянова. Processing status: work_status_1Citation: Specimen LE 01055817 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01055817