FLORA OF VIETNAM
Sterculiaceae
Sterculia hymenocalyx K.Schum.

Quang Binh Prov., Minh Hoa Distr., Hoa Son municipality, near B’Lam Lang limestone mt., around point of dipterocarp forest, 17°42′23.8”N 105°47′59”E.

Primary logged closed evergreen broad-leaved forest on silicat valley at elevation about 456 m a.s.l.

Undershrub, ca. 1-1.5 m tall. Flowers greenish-whitish. Rare. CPC 4387 17 August 2011
Coll.: N.T.Hiep, N.V.Tap, N.S.Khang & L.T.Kien.