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Cirsium arvense (L.) Scop.
Canada Thistle

Reference
Fl.Carniol. Ed.2, 2:126 (1772)
Conservation Code
Not threatened
Naturalised Status
Alien to Western Australia
Name Status
Current

Erect, spiny rhizomatous, perennial, herb, to 1 m high. Fl. blue-purple. Weed of pastures & roadsides.

Amanda Spooner, Descriptive Catalogue, 29 April 1997

Distribution

IBRA Regions
Geraldton Sandplains, Swan Coastal Plain, Warren.
IBRA Subregions
Geraldton Hills, Perth, Warren.
Local Government Areas (LGAs)
Greater Geraldton, Manjimup, Melville.