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• 1. [Article] Tansy Ragwort

  Revised July 1997. Reprinted January 2001. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.or...

  Citation × Citation Citation Abstract Copy Title: Tansy Ragwort Author: Washington State University. Extension, Callihan, R. H. (Robert Harold), 1933-, Mallory-Smith, C., Parker, R., University of Idaho. Extension, Radtke, H., Coombs, Eric M., Burrill, L. C., Oregon State University. Extension Service, Pacific Northwest Cooperative Extension Revised July 1997. Reprinted January 2001. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog Title: Tansy Ragwort Author: Washington State University. Extension, Callihan, R. H. (Robert Harold), 1933-, Mallory-Smith, C., Parker, R., University of Idaho. Extension, Radtke, H., Coombs, Eric M., Burrill, L. C., Oregon State University. Extension Service, Pacific Northwest Cooperative Extension Revised July 1997. Reprinted January 2001. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog Close

• 2. [Article] Wild carrot : Daucus carota L.

  Revised March 2003. Reviewed July 2016. Please check for up-to-date information in the OSU Extension Service Catalog: http://extension.oregonstate.edu/catalog

  Citation × Citation Citation Abstract Copy Title: Wild carrot : Daucus carota L. Author: Washington State University. Extension, Pacific Northwest Cooperative Extension, University of Idaho. Extension, Burrill, L. C., Fitzsimmons, Jim P., Oregon State University. Extension Service, Colquhoun, Jed Revised March 2003. Reviewed July 2016. Please check for up-to-date information in the OSU Extension Service Catalog: http://extension.oregonstate.edu/catalog Title: Wild carrot : Daucus carota L. Author: Washington State University. Extension, Pacific Northwest Cooperative Extension, University of Idaho. Extension, Burrill, L. C., Fitzsimmons, Jim P., Oregon State University. Extension Service, Colquhoun, Jed Revised March 2003. Reviewed July 2016. Please check for up-to-date information in the OSU Extension Service Catalog: http://extension.oregonstate.edu/catalog Close

• 3. [Article] Scotch broom : biology and management in the Pacific Northwest : Cytisus scoparius (L.) Link

  Revised July 2008. Reviewed November 2014. Please check for up-to-date information in the OSU Extension Service Catalog: http://extension.oregonstate.edu/catalog

  Citation × Citation Citation Abstract Copy Title: Scotch broom : biology and management in the Pacific Northwest : Cytisus scoparius (L.) Link Author: Washington State University. Extension, Neff, Karin, Pacific Northwest Cooperative Extension, University of Idaho. Extension, Coombs, Eric M., Burrill, L. C., Oregon State University. Extension Service, Parker, Robert, 1941-, Miller, Glenn A., Hulting, Andrew Gerald Revised July 2008. Reviewed November 2014. Please check for up-to-date information in the OSU Extension Service Catalog: http://extension.oregonstate.edu/catalog Title: Scotch broom : biology and management in the Pacific Northwest : Cytisus scoparius (L.) Link Author: Washington State University. Extension, Neff, Karin, Pacific Northwest Cooperative Extension, University of Idaho. Extension, Coombs, Eric M., Burrill, L. C., Oregon State University. Extension Service, Parker, Robert, 1941-, Miller, Glenn A., Hulting, Andrew Gerald Revised July 2008. Reviewed November 2014. Please check for up-to-date information in the OSU Extension Service Catalog: http://extension.oregonstate.edu/catalog Close

• 4. [Article] Field horsetail and related species, Equisetaceae

  Revised July 1994. Facts and recommendations in this publication may no longer be valid. Please check for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog

  Citation × Citation Citation Abstract Copy Title: Field horsetail and related species, Equisetaceae Author: Washington State University. Extension, Pacific Northwest Cooperative Extension, University of Idaho. Extension, Burrill, L. C., Oregon State University. Extension Service, Parker, Robert, 1941- Revised July 1994. Facts and recommendations in this publication may no longer be valid. Please check for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog Title: Field horsetail and related species, Equisetaceae Author: Washington State University. Extension, Pacific Northwest Cooperative Extension, University of Idaho. Extension, Burrill, L. C., Oregon State University. Extension Service, Parker, Robert, 1941- Revised July 1994. Facts and recommendations in this publication may no longer be valid. Please check for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog Close

• 5. [Article] Squarrose knapweed, Centaurea virgata Lam. ssp. squarrosa Gugl

  Published September 1994. Please check for up-to-date information in the OSU Extension Service Catalog: http://extension.oregonstate.edu/catalog

  Citation × Citation Citation Abstract Copy Title: Squarrose knapweed, Centaurea virgata Lam. ssp. squarrosa Gugl Author: Washington State University. Extension, Pacific Northwest Cooperative Extension, University of Idaho. Extension, Roché, Cindy Talbott, Burrill, L. C., Oregon State University. Extension Service Published September 1994. Please check for up-to-date information in the OSU Extension Service Catalog: http://extension.oregonstate.edu/catalog Title: Squarrose knapweed, Centaurea virgata Lam. ssp. squarrosa Gugl Author: Washington State University. Extension, Pacific Northwest Cooperative Extension, University of Idaho. Extension, Roché, Cindy Talbott, Burrill, L. C., Oregon State University. Extension Service Published September 1994. Please check for up-to-date information in the OSU Extension Service Catalog: http://extension.oregonstate.edu/catalog Close

• 6. [Article] Yellow toadflax and Dalmatian toadflax, Linaria vulgaris Hill and Linaria dalmatica [L.] Mill.

  Revised November 1994. A more recent revision exists. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://e...

  Citation × Citation Citation Abstract Copy Title: Yellow toadflax and Dalmatian toadflax, Linaria vulgaris Hill and Linaria dalmatica [L.] Mill. Author: Washington State University. Extension, Pacific Northwest Cooperative Extension, University of Idaho. Extension, Butler, M. D. (Marvin D.), Burrill, L. C., Oregon State University. Extension Service Revised November 1994. A more recent revision exists. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog Title: Yellow toadflax and Dalmatian toadflax, Linaria vulgaris Hill and Linaria dalmatica [L.] Mill. Author: Washington State University. Extension, Pacific Northwest Cooperative Extension, University of Idaho. Extension, Butler, M. D. (Marvin D.), Burrill, L. C., Oregon State University. Extension Service Revised November 1994. A more recent revision exists. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog Close