Spiraea ×arguta
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Per Torgersen | Akershus, Norway | 3 | 1 | 0 | 2022-05-23 |
| Marit Hansen | Trøndelag, Norway | 1 | 1 | 0 | 2014-05-26 |
| Åshild Horseide Svenke | Trøndelag, Norway | 1 | 1 | 0 | 2015-05-23 |
| elin sissener | Agder, Norway | 1 | 1 | 0 | 2014-05-07 |