Species: Northern Dock (Rumex longifolius)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Arkavatnet | Rogaland, Norway | 1 | 1 | 0 | 1989-08-28 | |
| Bakketun | Innlandet, Norway | 9 | 1 | 0 | 2019-07-07 | |
| Finse forskningsstasjon - Jomfrunut | Vestland, Norway | 1 | 1 | 0 | 2010-08-11 | |
| Fjellsiden, Bergen | Vestland, Norway | 1 | 1 | 1 | 2017-06-16 | |
| Gauselskogen | Rogaland, Norway | 1 | 1 | 0 | 2020-08-27 | |
| Grisgjerdhågen | Nordland, Norway | 1 | 1 | 0 | 2010-05-20 | |
| Helsetvatnet | Møre og Romsdal, Norway | 4 | 1 | 0 | 2009-05-28 | |
| Hernar | Vestland, Norway | 1 | 1 | 0 | 2013-05-12 | |
| Hjørungdalsvatnet | Møre og Romsdal, Norway | 1 | 1 | 0 | 1989-09-06 | |
| Hustoft gnr. 150/4 | Rogaland, Norway | 6 | 1 | 1 | 2015-06-19 | |
| Jåstad | Vestland, Norway | 2 | 1 | 0 | 2008-05-31 | |
| Krossleitet | Vestland, Norway | 1 | 1 | 0 | 2023-06-03 | |
| Myravatnet | Vestland, Norway | 1 | 1 | 0 | 1989-09-14 | |
| Nordre Vartdal | Møre og Romsdal, Norway | 1 | 1 | 0 | 2017-06-05 | |
| Os | Nordland, Norway | 3 | 1 | 0 | 2012-06-21 | |
| Semsvannet | Akershus, Norway | 1 | 1 | 0 | 1994-05-18 | |
| Søreide | Vestland, Norway | 2 | 1 | 0 | 2013-06-13 | |
| Tresfjord | Møre og Romsdal, Norway | 1 | 1 | 0 | 2021-06-06 | |
| Tretjønnet | Agder, Norway | 1 | 1 | 0 | 1990-06-26 | |
| Vaksvik | Møre og Romsdal, Norway | 5 | 1 | 0 | 2023-06-23 |