Wohin Unkraut
Nordamerika | Weed Science Society of America (2010) - Composite List of Weeds |
Südamerika | Inter-American Biodiversity Information Network |
Vereinigtes Königreich & Irland | Online Atlas of the British & Irish Flora |
Ostasien | T. Mito & T. Uesugi (2004) - Invasive Alien Species in Japan |
Südostasien | K. Moody (1989) - Weeds Reported in Rice in South & Southeast Asia |
Australien | CABI - Invasive Species Compendium |
Neuseeland | CABI - Invasive Species Compendium |