Ambrosia psilostachya DC. Perennial Ragweed
Prodr. 5:526 (1836)

Conservation Code: Not threatened
Naturalised Status: Alien to Western Australia
Name Status: Current

Brief Description
Amanda Spooner, Friday 3 September 1999

Erect rhizomatous, clumping perennial, herb, to 1 m high. Fl. yellow, Feb to May. Roadsides, waste grounds.


Beard’s Provinces: South-West Province.

IBRA Regions: Swan Coastal Plain.

IBRA Subregions: Perth.

Local Government Areas (LGAs): Busselton, Claremont, Gosnells, Rockingham.