Hvor Ukrudtsplante
Nordamerika | Weed Science Society of America (2010) - Composite List of Weeds |
Middelhavet | Plants of the World Online |
Øst og Vest Afrika | AFROweeds - African Weeds of Rice |
Øst Asien | T. Mito & T. Uesugi (2004) - Invasive Alien Species in Japan |
Syd Asien | K. Moody (1989) - Weeds Reported in Rice in South & Southeast Asia |
Sydøst Asien | K. Moody (1989) - Weeds Reported in Rice in South & Southeast Asia |
Centralasien | Plants of the World Online |
Mellemøsten | S.M. Hassan & A.N. Rao (1996) - Weed Management in Rice in the Near East |
Australien | R.P. Randall (2007) - The Introduced Flora of Australia and its Weed Status |
Stillehavsøerne | Pacific Island Ecosystems at Risk (PIER) |