Leptosema is a genus of flowering plants from the legume family Fabaceae. Species occur in Western Australia, South Australia and Queensland.The following species are recognised in the Australian Plant Census:Leptosema aculeatum Crisp Leptosema anomalum (Ewart & Morrison) CrispLeptosema aphyllum (Hook.) Crisp Leptosema bossiaeoides Benth.Leptosema cervicorne Crisp Leptosema chambersii F.Muell.Leptosema chapmanii CrispLeptosema daviesioides (Turcz.) Benth.