FLORA OF VIETNAM Poaceae (Bambusoideae) Arundinaria sp.
Northern Vietnam, Lao Cai Prov., Van Ban Distr., Khanh Yen Ha municipality, to the SW of Na Nheo village (in the vicinity of point 21°57′41′'N, 104°13′29′'E). Primary evergreen broad-leaved and mixed montane forests (with Fokienia hodginsii) along granite and quartzite ridge at elev. 2000-2100 m a.s.l. Woody grass up to 2.5 m hg. Very common. Usual co-dominant of shrub forest stratum, especially toward peaks of the ridge.