California Invasive Plant Council
Government of Saskatchewan Weed Control Guide
Illinois Nature Preserve Management Guidelines
IntegratedPestManagement: Weed Resources
Invasive Free Zone-Invasive Plant Management
Managing Invasive Plants: Methods of Control (University of New Hampshire)
Midewin National Tallgrass Prairie Integrated Pest Management Plan
Pacific Northwest Weed Management Handbook
Pennsylvania DCNR Invasive Exotic Plant Tutorial for Natural Lands Managers
The Nature Conservancy:Weed Control Methods Handbook: Tools and techniques for use in natural areas
U. S. Department of Agriculture: U.S. Forest Service: Non-native Invasive Plants of Southern Forests: A Field Guide to Identification and Control (Be warned this pdf is very large and loads slowly.)
U. S. Department of Agriculture: U.S. Forest Service Southern Research Station – A Management Guide for Invasive Plants in Southern Forests, General Technical Report SRS-131 (This pdf also loads slowly.)
Weed Management Handbook (Utah, Montana, and Wyoming)
Lesser Celandine (Ranunculus ficaria) (D. Maurer)
