Betula (Birch)
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Skolelaboratoriet i realfag, UiB | Vestland, Norway | 12 | 1 | 0 | 2012-09-12 |
| Sælen Oppveksttun avd skole | Vestland, Norway | 11 | 2 | 2 | 2016-04-21 |
| Bergen katedralskole | Vestland, Norway | 11 | 4 | 8 | 2023-08-24 |
| Ottar Sætre | Møre og Romsdal, Norway | 11 | 2 | 0 | 2024-04-16 |
| Tylldalen skole | Innlandet, Norway | 11 | 2 | 4 | 2021-05-28 |
| Nygård skole | Vestland, Norway | 10 | 1 | 2 | 2008-04-25 |
| Grethe Nicolaysen | Nordland, Norway | 10 | 1 | 0 | 2024-05-16 |
| Bjørg Vaage | Akershus, Norway | 10 | 2 | 0 | 2023-06-07 |
| Jannik Hytten | Vestfold, Norway | 10 | 1 | 0 | 2009-11-17 |
| Bjørlien skole | Akershus, Norway | 10 | 1 | 0 | 2022-09-05 |
| Haukeland skole | Vestland, Norway | 9 | 1 | 0 | 2022-09-01 |
| Ågotnes skule | Vestland, Norway | 9 | 2 | 0 | 2012-09-28 |
| Hjalmar Larsen | Troms, Norway | 9 | 1 | 0 | 2024-05-15 |
| Rogne skule | Innlandet, Norway | 9 | 1 | 0 | 2009-09-07 |
| Gottfred Labakk | Nordland, Norway | 9 | 2 | 0 | 2012-07-28 |
| Jordet skole | Vestfold, Norway | 9 | 1 | 0 | 2010-04-28 |
| Brattbakken skole | Agder, Norway | 9 | 2 | 0 | 2020-04-16 |
| Ellen Palmstrøm | Buskerud, Norway | 9 | 2 | 0 | 2016-06-01 |
| Fet Røde Kors | Akershus, Norway | 9 | 1 | 0 | 2009-05-03 |
| Kaldfjord skole | Troms, Norway | 9 | 1 | 0 | 2013-05-22 |
| Florø barneskole | Vestland, Norway | 8 | 1 | 0 | 2022-04-27 |
| Bodin videregående skole | Nordland, Norway | 8 | 2 | 0 | 2021-08-30 |
| Lynghaug skole | Vestland, Norway | 8 | 1 | 0 | 2021-05-10 |
| Pasvik skole | Finnmark, Norway | 8 | 1 | 6 | 2023-09-11 |
| Otta ungdomsskole | Innlandet, Norway | 8 | 1 | 9 | 2022-09-30 |
| Kjølnes ungdomsskole | Telemark, Norway | 8 | 1 | 0 | 2010-05-07 |
| Vålerenga skole | Oslo, Norway | 8 | 1 | 10 | 2022-09-30 |
| Sandsli videregående skole | Vestland, Norway | 8 | 2 | 0 | 2013-05-30 |
| Einar H Glendrange | Innlandet, Norway | 8 | 1 | 0 | 2016-05-14 |
| Torhild Lode | Østfold, Norway | 8 | 1 | 0 | 2024-05-03 |
| Linda Jasmin Skålvik | Trøndelag, Norway | 8 | 1 | 0 | 2023-05-28 |
| Vinnes friskule | Vestland, Norway | 7 | 1 | 0 | 2014-03-31 |
| Vestbygda ungdomsskole | Østfold, Norway | 7 | 2 | 2 | 2022-10-12 |
| Anne Grethe Nilsen | Møre og Romsdal, Norway | 7 | 1 | 0 | 2013-05-13 |
| Kjell Arne Olsen | Vestfold, Norway | 7 | 2 | 0 | 2023-04-19 |
| Liv Marie Sæther Sandberg | Innlandet, Norway | 7 | 2 | 0 | 2023-05-12 |
| Eli Brattland | Nordland, Norway | 7 | 1 | 0 | 2016-05-02 |
| Skjønhaug skole | Østfold, Norway | 7 | 1 | 0 | 2020-04-30 |
| Krokelvdalen skole | Troms, Norway | 7 | 1 | 0 | 2019-05-02 |
| Vinne skole | Trøndelag, Norway | 7 | 1 | 0 | 2008-04-30 |
| Kåre Nyborg | Innlandet, Norway | 7 | 1 | 0 | 2019-04-27 |
| Blokkhaugen skole | Vestland, Norway | 7 | 2 | 2 | 2016-09-08 |
| Åmot skule avd skule | Telemark, Norway | 7 | 1 | 0 | 2020-05-06 |
| Skien videregående skole/Avd Brekkeby | Telemark, Norway | 6 | 1 | 0 | 2009-05-12 |
| Hesnes Montessoriskole | Agder, Norway | 6 | 2 | 0 | 2010-11-02 |
| Krokeide skole | Vestland, Norway | 6 | 1 | 0 | 2005-11-16 |
| Batnfjord skule | Møre og Romsdal, Norway | 6 | 1 | 0 | 2020-04-22 |
| Trintom skole | Innlandet, Norway | 6 | 1 | 0 | 2001-05-25 |
| Sørvær Oppvekstsenter/Avdeling skole | Finnmark, Norway | 6 | 1 | 0 | 2009-05-26 |
| Fjell ungdomsskule | Vestland, Norway | 6 | 1 | 0 | 2006-05-10 |