Native, warm season, perennial herb with prostrate or twining branches. Has an unpleasant odour like fish-based plant fertiliser when crushed. Leaves are alternate, stalked, broad-triangular, hastate and to 5 cm long. Flowerheads are or reduced to axillary clusters.  Flowers are small and bisexual, with 5 perianth segments and 1 or 2 stamens. Fruit are dry at maturity. Flowering is in summer and autumn. Grows in grassy woodlands and sclerophyll forests. A very fast coloniser of bare or disturbed sites following summer rainfall. Useful as a stabiliser of bare soils.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/73840284@N04">Harry Rose</a> from South West Rocks, Australia
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/macleaygrassman/16360736992/">Einadia trigonos branch3 DC</a>