Calamagrostis phragmitoides
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Askim videregående skole | Østfold, Norway | 1 | 1 | 0 | 1989-09-01 |
| Bømlo vidaregåande skule | Vestland, Norway | 1 | 1 | 0 | 1989-09-26 |
| Langhaugen videregående skole | Vestland, Norway | 1 | 1 | 0 | 1989-09-07 |
| Bjertnes videregående skole | Akershus, Norway | 1 | 1 | 0 | 1990-09-04 |
| Skolelaboratoriet i realfag, UiB | Vestland, Norway | 1 | 1 | 0 | 2010-08-11 |