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U.S. Department of Agriculture
National Invasive Species Information Center
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Invasive Species Resources

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ANS Species List
North Dakota Game and Fish Department.
Aquatic Invasive Species
Wisconsin Department of Natural Resources.
County and City Listed Noxious Weeds (Feb 2018) (PDF | 111 KB)
North Dakota Department of Agriculture.
Indiana Terrestrial Plant Rule
Indiana Department of Natural Resources.
The Indiana Terrestrial Plant Rule (312 IAC 18-3-25) designates 44 species of plants as invasive pests. This rule makes it illegal to sell, gift, barter, exchange, distribute, transport, or introduce these plants in the State of Indiana. This rule goes into effect in two stages. As of April 18, 2019, it is illegal to introduce plant species on this list not already found in Indiana. Plant species already in trade will be prohibited from sale one year later (April 18, 2020).
Indiana's "Most Unwanted" Invasive Plant Pests by Pest Category
Purdue University. Entomology. Extension. Indiana Cooperative Agricultural Pest Survey (CAPS).
Invasive Species

Indiana Department of Natural Resources.
Invasive, Prohibited and Exotic Species
Texas Parks and Wildlife Department.
Noxious and Invasive Plant List - 4 TAC §19.300(a)
Texas Administrative Code.
Noxious Weeds - IC 15-16-7-2
Indiana Code.
Plant Industries - Noxious Weeds
North Dakota Department of Agriculture.
Terrestrial Invasive Species
Wisconsin Department of Natural Resources.
Texas Invasives Database
Texasinvasives.org.
The Quiet Invasion: A Guide to Invasive Species of the Galveston Bay Area

Texas Commission on Environmental Quality, Galveston Bay Estuary Program; Houston Advanced Research Center (HARC).
Wetland Invasive Species
Wisconsin Department of Natural Resources.
Wisconsin Chapter NR 40 - Invasive Species List (May 2015) (PDF | 158 KB)
Wisconsin Department of Natural Resources.
See also: Invasive Species Rule – NR 40 for more resources