North America | Weed Science Society of America (2010) - Composite List of Weeds |
Caribbean | Plants of the World Online |
South America | Inter-American Biodiversity Information Network |
Europe | NOBANIS - European Network on Invasive Alien Species |
UK & Ireland | S.C.P. Reynolds (2002) |
Mediterranean | Les Adventices des Cultures Mediterraneennes en Tunisie |
Southern Africa | T. Rebelo & C.L. Ramjukadh (2012) - SANBI |
East Asia | National Institute of Environmental Research (2015) - Alien Plants in Korea |
Russia | NOBANIS - European Network on Invasive Alien Species |
Central Asia | Plants of the World Online |
Australia | B.A. Auld & R.W. Medd (1987) |
New Zealand | Plants of the World Online |
Pacific Islands | Pacific Island Ecosystems at Risk (PIER) |
