Plumeless Thistle

Robert Carr Mark Wenz Robert Carr

Plant Bio

Common Name:Plumeless thistle
Family:Asteraceae
Genus:Carduus
Species:acanthoides
Classification/Rank:Very Invasive
Method of Transportation:
Habitat/Range:• none reported in Northwest BC • occurs in isolated pockets in the Thompson agricutural region, but is a major concern in the Omineca agricultural region

Description

• biennial herb that grows 0.3 to 1.5 m tall
• stems spiny-winged and branched above
• basal leaves lacking; stem leaves narrowly elliptical in outline, deeply lobed or pinately cut, sparsely hairy on main veins, spiny margined
• flowers purprle; heads discoid, clustered, or solitary and erect at the ends of branches

Watch an identification video here.

News

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posted: July 14, 2017
Attend the BC Northern Exhibition for free!

The Northwest Invasive Plant Council will have an Information Booth at this year's BCNE, and we're looking for volunteers to help out.

You...

posted: July 7, 2017
Invaders! Invasive Species in BC

Watch this short video from the Province about invasive species and their impacts on BC - Invaders! Invasive Species in BC