Sonchus oleraceus
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Kragerø sentrum | Telemark, Norway | 1 | 1 | 0 | 2014-06-01 | |
| Nitelva ved Smedstusvingen | Akershus, Norway | 1 | 1 | 0 | 2014-06-11 | |
| Nordstrand bad | Oslo, Norway | 1 | 1 | 1 | 2015-06-04 | |
| Porsgrunn sentrum | Telemark, Norway | 2 | 1 | 0 | 2023-05-28 |