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Species: 

Cirsium vulgare

Common Name(s): 

bull thistle, spear thistle

Habitats Impacted: 

cropland/pastureland, rangeland, riparian/aquatic, disturbed/waste areas, forest/woodland

Regions likely to be Impacted: 

PH, NE, NW

Present in Neighboring States?

CO, KS, LA, MO, NM, TX

Currently known from Oklahoma?

Yes

Cirsium vulgare

Juan Campá, MGAP, Bugwood.org

More Images:

https://www.invasive.org/browse/subthumb.cfm?sub=3393

What you should know!

Can form dense stands, displacing other vegetation. Spines render it unpalatable to wildlife and livestock, reducing the forage potential of pastures. May spread via contaminated crop seeds or fodder.

Management information

https://extension.okstate.edu/fact-sheets/integrated-management-of-invasive-thistles-in-oklahoma.html

Dandelion Fields
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