California Invasive Plant Council.
Emerald Ash Borer Information Network.
University of California Cooperative Extension. Napa County.
California Department of Food and Agriculture. Plant Health Division.
Nature Conservancy. Don't Move Firewood.
Provides specific state information on their firewood regulations and recommendations (includes Canada and Mexico).
DOI. FWS. Fisheries and Habitat Conservation.
Through the Service's AIS Program, one AIS Coordinator is funded in each Service Region. This dedicated group of people works closely with state invasive species coordinators, non-governmental groups, private landowners and many others in their day-to-day activities. Provides State and Regional AIS contacts.
University of California - Berkeley.
North Carolina Department of Agriculture and Consumer Services. Plant Industry Division. Plant Protection Section.
New York City Department of Health.
University of California - Riverside. Entomology.
University of California - Riverside. Center for Invasive Species Research.
Nature Conservancy. iMapInvasives.
Includes a variety of published guides and internet resources (videos) for use in identifying invasive species that are found in the participating states, provinces, and regions of the iMapInvasives network. The iMapInvasives network is currently comprised of various U.S. states and one Canadian province (Arizona, Florida, Kentucky, Maine, New York, Oregon, Pennsylvania, Vermont, Virginia, and West Virginia, and in Canada - Saskatchewan).
California Department of Food and Agriculture.
Association of Fish and Wildlife Agencies.
Provides lists of sites for governmental members (U.S. state and territorial fish and wildlife agencies), North American members, affiliate members, and contributing members.
University of Texas - Austin. Lady Bird Johnson Wildflower Center.
Provides lists of native plants recommended for various purposes (by State or Canadian Province). Once you have selected a collection, you can browse the collection or search within it using the combination search. Also provides other special collections resources.
New York Invasive Species Clearinghouse.
Cornell University. Forest Health and Invasive Non-native Forest Pests.
University of California. Division of Agricultural and Natural Resources. Cooperative Extension.