Onde é Weed
América do Norte | Weed Science Society of America (2010) - Composite List of Weeds |
Caribe | M. Kairo et al (2003) |
América Central | Portal Nacional sobre Diversidad Biologica en Guatemala |
América do Sul | Inter-American Biodiversity Information Network |
Mediterrâneo | A.M. Shaheen (2002) |
África Oriental & Ocidental | CABI - Invasive Species Compendium |
África do Sul | I.A.W. MacDonald (2003) - Invasive Alien Species in Southern Africa |
Ásia Oriental | CABI - Invasive Species Compendium |
Ásia Meridional | P.S. Kumar (2009) - Invasive Alien Species |
Sudeste Asiático | CABI - Invasive Species Compendium |
Ásia Central | CABI - Invasive Species Compendium |
Médio Oriente | M.N. Al-Yemeny (1999) |
Austrália | Australian Government - Weeds in Australia |
Ilhas do Pacífico | Pacific Island Ecosystems at Risk (PIER) |