Scotch thistle, Onopordum acanthium (Asterales: Asteraceae)

Scotch thistle
Onopordum acanthium L.

Descriptor: Control
Description: Volunteer weed control programs, such as the annual Scotch Thistle Day, help teach young people about the impact of invasive plants on native ecosystems and agricultural production.
Image type: Field
Image location: Millard, Utah, United States

Photographer Information

Name: Steve Dewey
Organization: Utah State University
Country: United States

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Subject: Scotch thistle
Genus: Onopordum
Family: Asteraceae
Order: Asterales
Class: Magnoliopsida
Photographer: Steve Dewey
Organization: Utah State University
Area: Natural Resources - Weeds

Image Number: 1624067

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Image Citation:(?) Steve Dewey, Utah State University, Bugwood.org

Node Affiliation: Bugwood - UGA

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Image uploaded on Wednesday, February 19, 2003
Image Information last updated on Tuesday, November 02, 2010