Common Cotula; Carrot Weed
Annual or perennial forb, prostrate or to 12cm tall. Leaves alternating along the stem, 1-3cm long, 7-10mm wide, flat, with linear lobes which are again lobed, hairy or sparsely hairy. Flower heads white to pale yellow, with 0 'petals', hemispherical, single heads arising from the ends of the stems on stalks that are much longer than the leaves.
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 670