Field Guide to Weeds of the Willamette Valley

- A pocket-sized identification guide to 40 of the regions imminent new invaders and already established weeds.
- Includes information about look-alike native species and full-color photographs of diagnostic features.
- Ideal for agency field staff, landowners, and others seeking an easy-to-use, field-friendly resource.
PDF versions of the guide are available for your convenience or feel free to contact us for information about ordering printed versions of the guide.
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