Species: Klovasshår (Callitriche hamulata)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Gårdsdam - Hvam vgs. | Akershus, Norway | 1 | 1 | 0 | 2000-06-07 | |
| Helsetvatnet | Møre og Romsdal, Norway | 6 | 1 | 0 | 2009-05-28 | |
| Ljøgodttjern | Akershus, Norway | 1 | 1 | 0 | 1989-09-21 | |
| Longvatnet | Rogaland, Norway | 1 | 1 | 0 | 1989-09-06 | |
| Mosvatnet | Rogaland, Norway | 1 | 1 | 0 | 1989-09-05 | |
| Nordre Skeisvatn | Rogaland, Norway | 1 | 1 | 0 | 2005-09-16 | |
| Åstveitvannet | Vestland, Norway | 1 | 1 | 0 | 1989-09-07 |