Betulaceae
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Vinne skole | Trøndelag, Norway | 7 | 1 | 0 | 2008-04-30 |
| Skjønhaug skole | Østfold, Norway | 7 | 1 | 0 | 2020-04-30 |
| Åmot skule avd skule | Telemark, Norway | 7 | 1 | 0 | 2020-05-06 |
| Vestbygda ungdomsskole | Østfold, Norway | 7 | 2 | 2 | 2022-10-12 |
| Krokelvdalen skole | Troms, Norway | 7 | 1 | 0 | 2019-05-02 |
| Liv Marie Sæther Sandberg | Innlandet, Norway | 7 | 2 | 0 | 2023-05-12 |
| Blokkhaugen skole | Vestland, Norway | 7 | 2 | 2 | 2016-09-08 |
| Vinnes friskule | Vestland, Norway | 7 | 1 | 0 | 2014-03-31 |
| Anne Grethe Nilsen | Møre og Romsdal, Norway | 7 | 1 | 0 | 2013-05-13 |
| Kåre Nyborg | Innlandet, Norway | 7 | 1 | 0 | 2019-04-27 |
| Batnfjord skule | Møre og Romsdal, Norway | 6 | 1 | 0 | 2020-04-22 |
| Sørvær Oppvekstsenter/Avdeling skole | Finnmark, Norway | 6 | 1 | 0 | 2009-05-26 |
| Heikki Fjelldal | Akershus, Norway | 6 | 3 | 0 | 2024-05-01 |
| Hans Petter Høie | Telemark, Norway | 6 | 2 | 0 | 2012-03-28 |
| Moe skole | Vestfold, Norway | 6 | 1 | 0 | 2008-05-20 |
| Meldal Ungdomsskole/løkken barneskole | Trøndelag, Norway | 6 | 1 | 0 | 2009-05-04 |
| Roy Bruncell | Østfold, Norway | 6 | 3 | 0 | 2012-05-04 |
| Trintom skole | Innlandet, Norway | 6 | 1 | 0 | 2001-05-25 |
| Endre Bleie | Møre og Romsdal, Norway | 6 | 2 | 0 | 2012-03-27 |
| Krokeide skole | Vestland, Norway | 6 | 1 | 0 | 2005-11-16 |
| Hemsedal barne- og ungdomsskule | Buskerud, Norway | 5 | 1 | 0 | 2022-08-25 |
| Skatval skole | Trøndelag, Norway | 5 | 1 | 0 | 2022-09-09 |
| Stasjonsfjellet skole | Oslo, Norway | 5 | 1 | 0 | 2019-04-09 |
| Marianne Iversen | Finnmark, Norway | 5 | 1 | 0 | 2005-01-07 |
| Karlsvika Alternative skole | Vestfold, Norway | 5 | 1 | 0 | 2005-04-29 |
| Kyrkjekrinsen skole | Vestland, Norway | 5 | 2 | 1 | 2022-09-12 |
| Frei ungdomsskole | Møre og Romsdal, Norway | 5 | 3 | 0 | 2001-06-14 |
| Madsebakken skole | Buskerud, Norway | 5 | 1 | 8 | 2015-10-12 |
| Olaf Hunsdal | Troms, Norway | 5 | 2 | 0 | 2010-05-16 |
| Stiftelsen Soon Sjøskole | Akershus, Norway | 5 | 2 | 7 | 2022-10-17 |
| Otterøy skole | Trøndelag, Norway | 5 | 1 | 1 | 2022-09-23 |
| Pollen skule | Vestland, Norway | 5 | 1 | 4 | 2010-06-30 |
| Brekke skule | Vestland, Norway | 5 | 2 | 0 | 2008-05-08 |
| Lister videregående skole/Avd Kvinesdal | Agder, Norway | 5 | 2 | 0 | 2004-05-06 |
| Linesøy skole | Trøndelag, Norway | 5 | 1 | 0 | 2006-04-24 |
| Universitetet i Stavanger | Rogaland, Norway | 5 | 2 | 1 | 2022-09-06 |
| Blussuvoll skole | Trøndelag, Norway | 5 | 2 | 1 | 2013-06-07 |
| Jordet skole | Innlandet, Norway | 5 | 1 | 0 | 2007-06-13 |
| Mari Kjennbakken | Telemark, Norway | 5 | 4 | 1 | 2017-04-08 |
| AstriEggen | Vestfold, Norway | 5 | 1 | 0 | 2010-04-29 |
| Universitetet i Oslo | Oslo, Norway | 5 | 1 | 0 | 2022-04-22 |
| Skjold skule | Rogaland, Norway | 5 | 1 | 0 | 2020-04-02 |
| Hvam videregående skole | Akershus, Norway | 5 | 1 | 0 | 2015-01-29 |
| John Skjelseth | Innlandet, Norway | 4 | 1 | 0 | 2013-05-18 |
| Skjetlein videregående skole | Trøndelag, Norway | 4 | 3 | 0 | 2014-05-02 |
| Olaf Rudi | Innlandet, Norway | 4 | 2 | 0 | 2010-05-18 |
| Jostein Bakke | Telemark, Norway | 4 | 2 | 0 | 2007-04-13 |
| Jan Askland | Agder, Norway | 4 | 1 | 0 | 2020-04-15 |
| Risøyhamn skole | Nordland, Norway | 4 | 1 | 0 | 2007-04-27 |
| Byskogen skole | Vestfold, Norway | 4 | 2 | 0 | 2010-04-30 |