Subclass: Tofrøblader (Magnoliidae)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Bjørheimsbygd, nedre | Rogaland, Norway | 4 | 4 | 0 | 2007-06-04 | |
| Bjørkan | Trøndelag, Norway | 4 | 4 | 0 | 2007-06-11 | |
| Bjørkedalen | Telemark, Norway | 6 | 4 | 0 | 2023-05-26 | |
| Bjørkelangen | Akershus, Norway | 312 | 103 | 0 | 2024-06-23 | |
| bjørkeskog | Nordland, Norway | 12 | 4 | 0 | 2008-05-13 | |
| Bjørkestubben | Akershus, Norway | 1 | 1 | 1 | 2024-06-07 | |
| Bjørkhaug | Telemark, Norway | 1 | 1 | 1 | 2020-09-29 | |
| Bjørkveien | Nordland, Norway | 2 | 2 | 2 | 2020-09-02 | |
| Bjørlien | Akershus, Norway | 1 | 1 | 1 | 2024-06-05 | |
| Bjørlien skole | Akershus, Norway | 1 | 1 | 0 | 2013-02-15 | |
| Bjørlien skole | Akershus, Norway | 12 | 5 | 1 | 2022-09-14 | |
| Bjørn Wirkolas vei | Finnmark, Norway | 1 | 1 | 1 | 2023-09-12 | |
| Bjørndal | Oslo, Norway | 1 | 1 | 1 | 2016-06-10 | |
| Bjørndalsøyra | Vestland, Norway | 1 | 1 | 1 | 2020-09-17 | |
| Bjørnebekk | Akershus, Norway | 4 | 1 | 4 | 2024-06-07 | |
| Bjørnebråtan | Buskerud, Norway | 3 | 3 | 0 | 2007-04-22 | |
| bjørnemyr | Akershus, Norway | 1 | 1 | 1 | 2015-08-28 | |
| Bjørnemyr skole | Akershus, Norway | 3 | 1 | 0 | 2010-05-05 | |
| Bjørnemyrdalen | Akershus, Norway | 16 | 4 | 18 | 2020-09-17 | |
| Bjørnemyrkroken | Akershus, Norway | 5 | 2 | 5 | 2020-09-17 | |
| Bjørnevågen | Østfold, Norway | 1 | 1 | 2 | 2008-02-12 | |
| Bjørnevågen | Østfold, Norway | 3 | 3 | 1 | 2009-03-21 | |
| Bjørnskjærveien | Nordland, Norway | 3 | 3 | 3 | 2020-09-02 | |
| Bjørnstad | Innlandet, Norway | 39 | 8 | 0 | 2016-05-14 | |
| Bjørnstad jordet | Telemark, Norway | 4 | 4 | 0 | 2007-04-29 | |
| Bjørnsveløkken | Innlandet, Norway | 4 | 3 | 4 | 2020-09-18 | |
| Bjørntvedt | Telemark, Norway | 5 | 5 | 0 | 2021-06-26 | |
| Bjørnøya | Møre og Romsdal, Norway | 1 | 1 | 0 | 2011-04-04 | |
| Bjørset | Møre og Romsdal, Norway | 5 | 4 | 0 | 2009-04-14 | |
| Bjørum | Trøndelag, Norway | 2 | 2 | 0 | 2022-09-15 | |
| Bleie | Vestland, Norway | 1 | 1 | 0 | 2008-06-03 | |
| Bleikemyr | Rogaland, Norway | 1 | 1 | 1 | 2020-10-01 | |
| Bleikerøyboen | Agder, Norway | 1 | 1 | 1 | 2020-09-18 | |
| Bleikstranda | Nordland, Norway | 8 | 3 | 0 | 2008-05-06 | |
| Blekebakken | Telemark, Norway | 2 | 2 | 0 | 2014-05-22 | |
| Bliksvær | Nordland, Norway | 2 | 2 | 0 | 2007-04-15 | |
| Blindern | Oslo, Norway | 13 | 3 | 10 | 2016-08-24 | |
| Blindern | Oslo, Norway | 1 | 1 | 1 | 2016-06-09 | |
| Blindern | Oslo, Norway | 8 | 6 | 1 | 2020-01-02 | |
| Blindern | Oslo, Norway | 1 | 1 | 0 | 2007-04-12 | |
| blindern | Oslo, Norway | 2 | 1 | 1 | 2016-06-09 | |
| Blindern | Oslo, Norway | 3 | 3 | 4 | 2016-06-05 | |
| Blindern | Oslo, Norway | 3 | 1 | 0 | 2006-06-20 | |
| Blindern stasjon | Oslo, Norway | 32 | 7 | 10 | 2015-06-03 | |
| Blindern UiO | Oslo, Norway | 2 | 2 | 0 | 2016-06-09 | |
| Blindern videregående skole | Oslo, Norway | 45 | 8 | 16 | 2020-05-27 | |
| Blodtopp | Rogaland, Norway | 2 | 2 | 0 | 2012-07-21 | |
| Blokkhaugen skole | Vestland, Norway | 79 | 27 | 2 | 2016-09-08 | |
| Blokknr 132 | Møre og Romsdal, Norway | 8 | 4 | 0 | 2008-04-10 | |
| Blokknummer 80 | Møre og Romsdal, Norway | 13 | 7 | 0 | 2001-06-14 |
Sustain.no is provided by the Norwegian Centre for Science Education