California Department of Food and Agriculture.
South Carolina Department of Natural Resources. Aquatic Nuisance Species Program.
South Carolina Department of Natural Resources. Freshwater Fisheries Section.
- Invasive Alien Plant Species of Virginia (PDF
| 224 KB)
Virginia Department of Conservation and Recreation. Natural Heritage Program
and Virginia Native Plant Society.
Weed Control in Natural Areas in the Western United States: Alligatorweed (2013; PDF | 196 KB)
University of California. Weed Research and Information Center.
University of Florida. IFAS. Center for
Aquatic and Invasive Plants.
Alligatorweed - Invasive Plant Atlas of the United States
University of Georgia. Center for Invasive Species and Ecosystem Health.
Invasive Plant Atlas of the MidSouth - Alligatorweed
Mississippi State University. GeoResources Institute.
Mississippi State University Extension Service; Mississippi Agricultural
and Forestry Experiment Station.
Weed - Aquaplant
Texas A&M University. Texas Agricultural Extension
Guide to Invasive Plants of the Galveston Bay Area.