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Plant Form: Perennial or annual herb.
Size: Up to 50 cm tall.
Stem: Erect, branching and green in colour, with wings that become extended and leaf-like.
Leaves: Deeply lobed in rosette at base.
Flowers: Large clusters of purple (sometimes bluish or pinkish) flowers along slightly drooping heads with the occasional white flower interspersed.
Fruit and Seeds: Small, dry, papery.
Habitat: Woodland, riparian areas, gardens, roadsides, waste areas.
No national or state profiles have yet been added for this weed.