Perennial rush to 1.2m tall. Leaves reduced to dark brown sheaths. Flowers with 6 'petals', pale brown when young, then yellow, solitary or in dense or open groups on the sides of the flowering stems.
Description 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 photo of dried plant: http://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Juncus~flavidus