Plinthanthesis is a genus of Australian plants in the grass family.Steudel, Ernst Gottlieb von. 1853. Synopsis Plantarum Glumacearum 1: 14 in LatinGrassbase - The World Online Grass FloraAusgrass2, Grasses of Australia includes generic description in English plus range map for all three species
SpeciesAtlas of Living Australia, Plinthanthesis Steud. Wallaby Grasses Plinthanthesis paradoxa (R.Br.) S.T.Blake - New South Wales, Victoria Plinthanthesis rodwayi (C.E.Hubb.) S.T.Blake - New South Wales Plinthanthesis urvillei Steud. - New South Wales
formerly included see Rytidosperma Plinthanthesis tenuior - Rytidosperma tenuius
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