Hvor Ukrudtsplante
Nordamerika | Weed Science Society of America (2010) - Composite List of Weeds |
Europa | NOBANIS - European Network on Invasive Alien Species |
Øst Asien | T. Mito & T. Uesugi (2004) - Invasive Alien Species in Japan |
Rusland | AgroAtlas - Interactive Agricultural Atlas of Russia & Neighboring Countries |
Centralasien | S. Nowak & A.S. Nowak (2013) |
New Zealand | NZ Plant Conservation Network |