Xylena vetusta (Red Sword-grass)
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Olav Krogsæter | Vestland, Norway | 8 | 1 | 4 | 2010-04-25 |
| Dag L. Fjeldstad | Rogaland, Norway | 4 | 1 | 0 | 2010-04-12 |
| Svein Sellevold Bekkum | Nordland, Norway | 3 | 1 | 1 | 2010-04-26 |
| Leiv Tommas Haugen | Rogaland, Norway | 3 | 1 | 1 | 2010-04-25 |
| Lars Erik Johannessen | Østfold, Norway | 2 | 1 | 2 | 2010-04-15 |
| Frode Falkenberg | Vestland, Norway | 2 | 1 | 1 | 2010-04-17 |
| Even Mjaaland | Rogaland, Norway | 1 | 1 | 0 | 2010-04-30 |
| Trond Einar Brobakk | Trøndelag, Norway | 1 | 1 | 1 | 2010-04-13 |