Perennial rush to 1.15m tall. Leaves reduced to brown sheaths at the base of the stems. Flowers small (less than 3mm across), with 6 straw-coloured to pale brown 'petals', in loose clusters on the sides of the flower stems.
Description and photo in G.M. Cunningham, WE Mulham, PL Milthorpe and J H Leigh (1981 and later printings) Plants of Western New South Wales page 179
PlantNET description with line drawings and photos of dried plants: http://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Juncus~aridicola