FLORA OF VIETNAM
Apocynaceae (Asclepioideae)
Pentasacme brachyanthum Hand.Mazz.

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.

Perennial herb, lithophyte on stream silicat rocks, ca. 0.3 m high. Flowers white. Very common. CPC 4399 17 August 2011
Coll.: N.T.Hiep, N.V.Tap, N.S.Khang & L.T.Kien.