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Plant Form: Annual prostrate to semi-erect rosette herb.
Size: Up to 50 cm wide.
Stem: Develop from centre of rosette. Purplish at the base and nodes.
Leaves: Triangular to oval-shaped. Mostly hairless with wavy edges. On long stalks in rosette but shorter further up.
Flowers: Small, inconspicuous, green. In small clusters. Male flowers stalked, female almost stalkless.
Fruit and Seeds: Triangular, hard and woody burrs. Narrowing at base. Each side has sharp spine. Clustered in the leaf forks.
Habitat: Paddocks, roadsides, urban areas, waste areas, cropping land.