Canada thistle
Subtitle: Cirsium arvense
By: by Larry C. Burrill.
Contributors: Oregon State University. Extension Service.
Edition: Rev.
Series: Fact sheet / Oregon State University Extension Service -- 205.; Fact sheet (Oregon State University. Extension Service) -- 205.
Publisher: Extension Service, Oregon State University
Published: 1988
Place of publication: Corvallis, Or
Language: eng
Subjects: Canada thistle -- Identification.; Canada thistle -- Control.
Notes: Title from caption.

"Revised November 1988."

"Revised ... from a publication originally prepared by Gordon Cook, Martin Zimmerman, and Ralph E. Whitesides."