Syndyophyllum is a plant genus of the family Euphorbiaceae, first described as a genus in 1900. It is native to Sumatra, Borneo, and New Guinea.
Syndyophyllum trinervium <small>K.Schum. & Lauterb.,</small> synonym of Mallotus trinervius <small>(K.Schum. & Lauterb.) Pax & K.Hoffm.</small>