FLORA OF VIETNAM. Fam. Urticaceae. Willibrunnea integrifolia. N. Vietnam, prov. Cao Bang, distr. Bao Lac, municipality Huy Giap,. about 5 km to NW from Yen Lac village, 50 km to NWW from Cao Bang town. (N 22°44' E 105°50'). Secondary shrubs and bamboos on steep shale. slopes at 1400 m alt. Shrub up to 3 m hg. Common. No CBL 229 14 Nov. 1998. International Botanical Expedition of the U.S.A. National Geographic. Society (grant No 6300-98). . Collectors: Averyanov L., N.T.Hiep, P.K.Loc, N.X.Tam.
Coordinates (geographic position):22° 44′ N, 105° 50′ E ±1000 mRecord creation: 2019-01-17, Leonid Averyanov, ILCE-7RCitation: Specimen LE 01042009 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01042009