Nerede bir Ot
Kuzey Amerika | US Department of Agriculture |
Avrupa | CABI - Invasive Species Compendium |
Akdeniz | Plants of the World Online |
Güney Afrika | Plants of the World Online |
Orta Doğu | Plants of the World Online |
Avustralya | R.P. Randall (2007) - The Introduced Flora of Australia and its Weed Status |