Hvor Ukrudtsplante
Nordamerika | Weed Science Society of America (2010) - Composite List of Weeds |
Caribien | M. Kairo et al (2003) |
Mellemamerika | Portal Nacional sobre Diversidad Biologica en Guatemala |
Sydamerika | Inter-American Biodiversity Information Network |
Europa | NOBANIS - European Network on Invasive Alien Species |
Forenede Kongerige og Irland | CABI - Invasive Species Compendium |
Middelhavet | Plants of the World Online |
Øst og Vest Afrika | BioNET-EAFRINET |
Sydlige Afrika | I.A.W. MacDonald (2003) - Invasive Alien Species in Southern Africa |
Øst Asien | T. Mito & T. Uesugi (2004) - Invasive Alien Species in Japan |
Syd Asien | P.S. Kumar (2009) - Invasive Alien Species |
Sydøst Asien | K. Moody (1989) - Weeds Reported in Rice in South & Southeast Asia |
Rusland | Plants of the World Online |
Centralasien | CABI - Invasive Species Compendium |
Mellemøsten | N.H. Gomaa (2012) |
Australien | Australian Government - Weeds in Australia |
New Zealand | C. Howell (2008) - Consolidated List of Environmental Weeds in NZ |
Stillehavsøerne | Pacific Island Ecosystems at Risk (PIER) |
Indiske Ocean | C. Kueffer & P. Vos (2004) |