N.Vietnam, Hoa Binh prov., Mai Chau distr., Van Mai municipality, Highway 7, 15 km post. Primary lowland, very dry broad-leaved forest on shale at lower elevation to rocky, karstic limestone outcrops with deep fissures, between points 20°35′26′'N 105°02′00′'E and 20°34′39′'N 105°02′23′'E at elev. about 300-350 m. Sympodial palm with single stem up to 1.5 m tall. Fruits white, fleshy. Among limestone rocky outcrops. Locally abundant. 12 December 2002, D.Harder, N.T.Hiep, L.Averyanov et al., DKH 8123.