Species: Mannasøtgras (Glyceria fluitans)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Hovsdammen | Østfold, Norway | 1 | 1 | 0 | 1994-06-03 | |
| Laupen | Innlandet, Norway | 1 | 1 | 0 | 1989-09-27 | |
| Ledengstjern | Østfold, Norway | 1 | 1 | 0 | 1994-05-27 | |
| Nøklevann | Oslo, Norway | 2 | 1 | 0 | 1989-10-04 | |
| Tveitevannet | Vestland, Norway | 1 | 1 | 0 | 1989-09-07 | |
| Øksnevadtjørna | Rogaland, Norway | 1 | 1 | 0 | 1994-11-23 |