Localities: Blindern videregående skole: 27.05.2020
| Reporter: | Blindern videregående skole |
| Site: | Blindern videregående skole () |
| Date: | 2020-05-27 |
| Activity: | Fremmede arter |
Observation
| Species: | Sycamore (Acer pseudoplatanus) |
| Species: | Winter-cress (Barbarea vulgaris) |