N.Vietnam, Cao Bang Prov., Trung Khanh Distr., Ngoc Khe Municipality, Pac Nga village, around point 22º54'59''N, 106º31'44''E, at elevation 800-850 m a.s.l. Remnants of primary evergreen broad-leaved forest along tops of rocky ridges and mesae composed with light gray solid marble-like highly eroded crystalline limestone. Terrestrial and lithophytic herb. Flowers deep violet. Very common, but very rare in flowers. No HAL 5579 10 June 2004 (Photo) Collectors: L.Averyanov, P.K.Loc, P.V.The, N.T.Vinh.
Coordinates (geographic position):22° 54′ 59″ N, 106° 31′ 44″ E ±1000 mComment:
Record creation: 2023-04-21, Аверьянов Леонид Владимирович. Processing status: work_status_1Citation: Specimen LE 01124167 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01124167