Small-Flowered Mallow, Marshmallow, Small-Flowered Marshmallow
Introduced annual, biennial, or perennial forb, prostrate or to 1.5m tall. Leaves alternating along the stems, bases cordate, 5-10cm long, 30-100mm wide, hairy, 5-7-lobed, toothed. Flowers pink to white, with 5 petals, in clusters of 2-4 at the bases of 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 482