Nebraska Game and Parks Commission.
Oregon Administrative Rules.
Scroll to view: Prohibited Species (635-056-0050)
Native Plant Society of Oregon. Emerald Chapter.
Georgia Exotic Pest Plant Council.
Oregon Department of Agriculture.
USDA. APHIS. Cooperative Agricultural Pest Survey (CAPS). National Agricultural Pest Information System (NAPIS).
Provides State pest detection contacts, recent state exotic pest news, links to state pest resources, and a list of state CAPS survey targets.
DOI. National Park Service; NatureServe. Explore Natural Communities.
Georgia Invasive Species Task Force.
University of Nebraska - Lincoln. Nebraska Invasive Species Program.
Georgia Department of Natural Resources.