Tetratheca setigera is a species of plant in the quandong family that is endemic to Australia.
The species grows as an erect or diffuse shrub to 20âÂÂ80 cm in height. The pink-purple flowers appear from August to December.
The species occurs within the Esperance Plains, Jarrah Forest, Swan Coastal Plain and Warren IBRA bioregions of south-west Western Australia. The plants grow on slopes, flats and swampy areas with sandy and gravelly soils.