Other resources
Ecology and Biology of Invasive Plants Program
Global Invasive Species Database
Integrated Taxonomic Information System (ITIS)
Invasive and Exotic Weed Species of North America – Invasive.org
Invasive Plants of the Thirteen Southern States
Plant Threats to Pacific Ecosystems – Pacific Island Ecosystems at Risk (PIER)
Atlas of Florida Vascular Plants, University of South Florida
Florida Natural Areas Inventory – Invasive Species
Integrated Taxonomic Information System (ITIS)
UGA Center for Invasive Species and Ecosystem Health
The Biota of North America Program – North American Vascular Flora