Canada thistle
Subtitle: scientific name, Cirsium arvense
By: by Gordon Cook, Martin Zimmerman, Ralph E. Whitesides.
Contributors: Zimmerman, Martin; Whitesides, Ralph E.; Oregon State University. Extension Service.
Edition: Rev. Sept. 1979.
Series: Fact Sheet / Oregon State University Extension Service -- 205.; Fact sheet (Oregon State University. Cooperative Extension Service) -- 205.
Publisher: Extension Service, Oregon State University
Published: 1979
Place of publication: Corvallis, Or
Language: eng
Subjects: Canada thistle -- Identification.; Canada thistle -- Control.
Notes: Title from caption.