- Pocket-sized identification guide to 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.
Weeds that are imminent “new invaders” as well as those that are already known to occur in the area are included in this book. Plants are arranged by type and then by color. The purpose of this guide is to help land management agencies and private landowners identify non-native invasive plants in the Willamette Valley and prevent their spread.