APHIS—Federal Noxious Weed List
Acquatic Ecosystem Restoration Foundation
Aquatic Nuisance Species Task Force
Ecology and Management of Invasive Plant Program—Cornell University
Federal efforts concerning invasive species
Federal Interagency Committee for Management of Noxious and Exotic Weeds
Georgia Exotic Pest Council
Invasive and Exotic Weeds
Invasive Plant Atlas of New England (IPANE)
Invasive Plants of the Eastern United States—Identification and Control
Invasive Species Educational Resources
Mid-Atlantic Exotic Pest Plant Council
Midwest Invasive Plant Network
National Invasive Species Council
National Invasive Species Website—USDA Forest Service
NatureServe—Plant data for download
Northeast Aquatic Nuisance Species Panel
Plant Association of Wisconsin
Southeast Exotic Pest Plant Council
Tennessee Invasive Exotic Pest Plants Council
The National Association of State Foresters Forestry Links
The Nature Conservancy—Invasive Species Initiative
University of Maryland Landscape Architecture
USDA Natural Resource Conservation Service—Plants Database
Weeds Gone Wild: Alien Plant Invaders of Natural Areas
Links