Đâu cỏ dại
Nam Mỹ | R.D. Zenni & S.R. Ziller (2011) |
Nam Phi | I.A.W. MacDonald (2003) - Invasive Alien Species in Southern Africa |
Châu Úc | Weeds Australia |
Tân Tây Lan | C. Howell (2008) - Consolidated List of Environmental Weeds in NZ |
Thái Bình Dương | Pacific Island Ecosystems at Risk (PIER) |