Pteridium aquilinum
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Almåselv | Vestland, Norway | 1 | 1 | 1 | 2015-08-31 | |
| Ertsmyran 1 | Agder, Norway | 3 | 1 | 0 | 2010-06-11 | |
| Folldalsheia | Vestland, Norway | 1 | 1 | 0 | 2010-10-12 | |
| Grebstadlia | Møre og Romsdal, Norway | 1 | 1 | 0 | 2010-09-01 | |
| Hagellia | Vestland, Norway | 1 | 1 | 1 | 2017-09-29 | |
| Helleland skole | Rogaland, Norway | 1 | 1 | 0 | 2014-09-29 | |
| Korssjøen | Vestfold, Norway | 1 | 1 | 0 | 1989-09-06 | |
| Krossleitet | Vestland, Norway | 1 | 1 | 0 | 2023-06-03 | |
| Kråkstad | Akershus, Norway | 1 | 1 | 0 | 2009-06-10 | |
| Ljøbrekka | Møre og Romsdal, Norway | 3 | 1 | 1 | 2023-09-12 | |
| Ringve videregående skole | Trøndelag, Norway | 2 | 1 | 0 | 2006-05-22 | |
| Sandgotna skole | Vestland, Norway | 1 | 1 | 0 | 2016-05-30 | |
| Skomakerdiket | Vestland, Norway | 1 | 1 | 0 | 2012-09-12 | |
| Skranevatnet | Vestland, Norway | 1 | 1 | 0 | 2013-05-30 | |
| Tangeråsneset 35 | Vestland, Norway | 1 | 1 | 0 | 2023-10-03 |