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Malheur Experiment Station
Oregon State University

Canada thistle (Cirsium arvense)


Canada thistle (Cirsium arvense)
Caption Canada thistle (Cirsium arvense)
Location McCall, ID
Date Aug. 14, 2005
Credit Clinton Shock
Species Cirsium arvense
For additional information please send an e-mail request to:
Dr. Clinton C. Shock
Clinton.Shock@oregonstate.edu

Malheur Agricultural Experiment Station
595 Onion Avenue
Ontario, OR 97914
(541) 889-2174
FAX (541) 889-7831

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