Internet Sites for Weed Information

Sites marked with * cover invasive species worldwide. They provide country lists with detailed information on impacts and control techniques.

• Arizona Noxious Weeds
• Center for Invasive Species and Ecosystem Health 
• Convention on Biological Diversity, TARGET 9
• European Alien Invasive Species 
• European Weed Research Society
• Global Invasive Species Database (IUCN)*
• The Global Register of Introduced and Invasive Species*
• International Association for Open Knowledge on Invasive Alien Species*. Open Access INVASIVESNET journals: Aquatic Invasions, BioInvasions records, and Management of Biological Invasions.
• International Weed Science Society*
• Invasive Species Compendium*
• IUCN Invasive Species Team*
• National Invasive Species Information Center 
• North American Invasive Species Management Association
• Pacific Island Ecosystem Invasive Plant Species Threats
• Southwest Vegetation Management Association
• U. S. National Noxious Weeds
• Weed Science Society of America
• Western Weed Science Society