Hoa Binh Prov., Tan Lac Distr., Ngo Luong Municipality, Bo village., coordinate ca. 20°29′18”N 105°15′43”E.
In heavily logged evergreen broad-leaved scrub near foot of limestone mts., at elevation about 770-800 m a.s.l. Small shrub, ca. 1-2 m tall. Occasional common. CPC 1791 31 March 2011 Coll.: N.Q.Hieu, L.Averyanov, N.T.Hiep, P.K.Loc, P.V.The, N.T.Vinh, T.B.Ngan, N.Tap, D.D.Dao, V.T.Ha.