FLORA OF VIETNAM
Piperaceae
Piper sp.

Hoa Binh Prov., Lac Son Distr., Ngoc Son Municipality, Khu Village, Bua Coi Mt., around point 20°27′10”N 105°18′52”E.

In heavily logged closed primary evergreen broad-leaved forest on top ridges of limestone mts., at elevation about 700-790 m a.s.l.

Lithophyte, rich in humus, wet. Sterile. Very common. clustered.

CPC 1736 29 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.