Synostemon arenosusSynostemon arenosus is a plant in the family Phyllanthaceae, native to Western Australia and the Northern Territory.It is a spreading shrub growing from 0.5 to 1 m high. Its yellow-green/red-pink flowers may be seen in May.Distribution and habitatIn Western Australia it is found growing on red sand dunes in the Interim Biogeographic [Regionalisation for Australia|IBRA regions] of the Gibson Desert, the Great [Sandy Desert], and the Little Sandy Desert.