AIS in Minnesota - Eurasian and Hybrid Watermilfoil
University of Minnesota. Minnesota Aquatic Invasive Species Research Center.
University of Minnesota. Minnesota Aquatic Invasive Species Research Center.
University of Alaska - Anchorage. Alaska Center for Conservation Science.
See also: Non-Native Plant Species List for additional factsheets (species biographies) and species risk assessment reports of non-native species present in Alaska and also non-native species currently not recorded in Alaska (potential invasives).
Texas A&M University. AgriLife Extension Service. Department of Wildlife and Fisheries Sciences.
Pennsylvania State University. Cooperative Extension.
Washington State Noxious Weed Control Board.
University of Georgia. Center for Invasive Species and Ecosystem Health.
Provides state, county, point and GIS data. Maps can be downloaded and shared.
New Hampshire Department of Environmental Services.
See also: Publications - Invasive for more resources
Wisconsin Department of Natural Resources.
Alberta Invasive Species Council (Canada).
See also: Fact Sheets for more information about individual invasive species, including those listed as "Prohibited Noxious" and "Noxious" under the Alberta Weed Control Act
Pennsylvania State University. Pennsylvania Sea Grant.
See also: Aquatic Invasive Species Fact Sheets for additional species information
IUCN. Species Survival Commission. Invasive Species Specialist Group.
Google.
Ontario's Invading Species Awareness Program (Canada).
University of Georgia. Center for Invasive Species and Ecosystem Health.
University of Pennsylvania. The Pennsylvania Flora Project of Morris Arboretum.
See also: Invasive Plant Fact Sheets for additional invasive plants in Pennsylvania
Pennsylvania Department of Conservation and Natural Resources.
See also: Invasive Plant Fact Sheets for plant species (trees, shrubs, vines, herbs and aquatic plants) that have impacted the state's natural lands
California Invasive Plant Council.
In online book: Bossard, C.C., J.M. Randall, and M.C. Hoshovsky (Editors). 2000. Invasive Plants of California's Wildlands. University of California Press. Berkeley, CA
Ohio Invasive Plants Council.
See also: Invasive Plants of Ohio for worst invasive plant species identified in Ohio's natural areas
Business Queensland (Australia).
CAB International.