Site: Akerselva
| Species | Scientific name | 2016 |
|---|---|---|
| Hagelupin | Lupinus polyphyllus | 1 |
| Giant Hogweed | Heracleum mantegazzianum | 1 |
| Parkslirekne | Reynoutria japonica | 1 |
| Sycamore | Acer pseudoplatanus | 1 |
| Russekål | Bunias orientalis | 3 |
| Rynkerose | Rosa rugosa | 1 |
| Winter-cress | Barbarea vulgaris | 1 |
| Planteriket | Plantae indet. | 2 |
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