Perennial forb or shrub to 80cm tall or sprawling to prostrate. Leaves alternating up the stems, 0.7-5.3cm long, 1-11mm wide, flat, hairy, edges toothed. Flowers with 5 yellow petals, solitary or in pairs on short stalks arising from the bases of the leaves or in apparent racemes at the ends of the stems. Vulnerable Vic.
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 488
PlantNET description: http://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Sida~ammophila