Species (sp.): Vasshår (Callitriche sp.)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Burudvann | Akershus, Norway | 1 | 1 | 0 | 1991-09-12 | |
| Helsetvatnet | Møre og Romsdal, Norway | 1 | 1 | 0 | 2007-05-25 | |
| Hovsdammen | Østfold, Norway | 1 | 1 | 0 | 1994-06-03 | |
| Kvitblikkvannet | Nordland, Norway | 2 | 1 | 0 | 1992-09-09 | |
| Liavatnet | Trøndelag, Norway | 1 | 1 | 0 | 1989-09-19 | |
| Myravatnet | Vestland, Norway | 1 | 1 | 0 | 1989-09-14 | |
| Nøklevann | Oslo, Norway | 1 | 1 | 0 | 1994-09-05 | |
| Øvre Storfjordvatnet | Nordland, Norway | 1 | 1 | 0 | 1989-09-01 |
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