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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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A Brief Guide to Kentucky's Non-Native, Invasive Species, Common Weeds, and Other Unwanted Plants (PDF | 4.7 MB)
Louisville Water Company.
ADOT Invasive and Noxious Plant Species List for Construction Projects (Oct 2010) (PDF | 46 KB)

Arizona Department of Transportation.
See also: Roadside Development for more resources
Advisory List of Invasive Aquatic Species (Oct 10, 2002) (PDF | 46 KB)
Maine Department of Environmental Protection.
Aquatic Nuisance Species in New Hampshire

New Hampshire Fish and Game Department.
Click on "NH Laws and Rules Related to Aquatic Invasive Wildlife" to view list of prohibited wildlife.
Exotic Aquatic Plants - The Frightful Fourteen (PDF | 584 KB)
New Hampshire Department of Environmental Services.
Horticulture Program - Invasive Plants

Maine Department of Agriculture, Conservation and Forestry.
Invasive Plants of Concern
Arizona Department of Forestry and Fire Management.
Invasive Species - Agr 3800
New Hampshire Code of Administrative Rules.
Kentucky Invasive Exotic Plant List
Kentucky Exotic Pest Plant Council.
Kentucky Noxious Weed Seeds
University of Kentucky. College of Agriculture. Division of Regulatory Services.
Maine Advisory List of Invasive Plants - 2019

Maine Department of Agriculture, Conservation, and Forestry. Maine Natural Areas Program.

See also: Official 2019 Endorsement of the Advisory List of Invasive Plants (PDF | 711 KB) by the Maine Department of Agriculture, Conservation and Forestry.
Maine's Eleven Most Unwanted Invasive Aquatic Plants
Maine Department of Environmental Protection.
New Hampshire Invasive Plant Species Watch List (Apr 2018) (PDF | 612 KB)
New Hampshire Department of Agriculture, Markets & Food.
See also: Invasive Plants for more resources
New Hampshire Prohibited Invasive Plant Species List (Jan 2017) (PDF | 154 KB)
New Hampshire Department of Agriculture, Markets & Food.
See also: Invasive Plants for more resources
Prohibited Exotic Wildlife
Kentucky Department of Fish and Wildlife Resources.
Quick Reference Table on Importing Plant Material to Maine
Maine Department of Agriculture. Division of Plant Industry.
Regulated and Restricted Noxious Weeds (R3-4-244)
Arizona Department of Agriculture.