Leptonema is a genus of flowering plant belonging to the family Phyllanthaceae first described in 1824. The entire genus is endemic to Madagascar. It is dioecious, with male and female flowers on separate plants. Species Leptonema glabrum (Leandri) Leandri Leptonema venosum (Poir.) A.Juss. formerly included moved to Flueggea Leptonema melanthesoides F.Muell. - Flueggea virosa subsp. melanthesoides (F.Muell.) G.L.Webster References Endemic flora of Madagascar Phyllanthaceae genera Phyllanthaceae Dioecious plants