Artificial group: Vascular plant (Tracheophytes)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Øvrevegen | Innlandet, Norway | 1 | 1 | 1 | 2020-09-30 | |
| Øvrevoll | Akershus, Norway | 1 | 1 | 0 | 2007-03-11 | |
| Øya | Telemark, Norway | 3 | 3 | 0 | 2016-05-12 | |
| Øya i Mosjøen | Nordland, Norway | 3 | 3 | 0 | 2012-09-21 | |
| Øyane-Skeie | Rogaland, Norway | 2 | 1 | 0 | 1993-09-28 | |
| Øyangslia, ved Øyangsli 139 | Innlandet, Norway | 1 | 1 | 1 | 2020-08-13 | |
| Øyekast | Telemark, Norway | 4 | 4 | 0 | 2021-05-23 | |
| Øyne | Agder, Norway | 3 | 3 | 0 | 2005-08-25 | |
| Øyrane | Vestland, Norway | 1 | 1 | 1 | 2020-09-05 | |
| Øystese | Vestland, Norway | 4 | 3 | 5 | 2016-05-15 | |
| Øystese | Vestland, Norway | 1 | 1 | 0 | 2020-03-07 | |
| Øystese | Vestland, Norway | 1 | 1 | 1 | 2016-05-16 | |
| Øysteseelva | Vestland, Norway | 1 | 1 | 1 | 2016-05-30 | |
| Øysteseelva | Vestland, Norway | 1 | 1 | 1 | 2016-05-16 | |
| Øysteselandet | Vestland, Norway | 1 | 1 | 0 | 2008-04-02 | |
| Å barneskole | Agder, Norway | 7 | 6 | 0 | 2010-04-06 | |
| Åbøgrend | Telemark, Norway | 3 | 2 | 0 | 2020-04-28 | |
| Ådland | Rogaland, Norway | 3 | 3 | 0 | 2001-05-21 | |
| Ådnagavlen | Vestland, Norway | 6 | 6 | 0 | 2007-07-18 | |
| Åfarnes | Møre og Romsdal, Norway | 20 | 1 | 0 | 1995-09-27 | |
| Åfjorden | Trøndelag, Norway | 3 | 2 | 0 | 2007-04-03 | |
| Åfossringen | Telemark, Norway | 1 | 1 | 1 | 2020-09-29 | |
| Ågskardet | Nordland, Norway | 2 | 2 | 0 | 2008-04-02 | |
| Åheim | Møre og Romsdal, Norway | 18 | 2 | 0 | 2015-06-02 | |
| Åkre | Agder, Norway | 1 | 1 | 1 | 2020-09-24 | |
| Åkrehamn | Rogaland, Norway | 3 | 1 | 0 | 1994-11-25 | |
| Åkrehamn , nordre kai | Rogaland, Norway | 2 | 1 | 0 | 2007-03-09 | |
| Åkvika | Møre og Romsdal, Norway | 2 | 2 | 0 | 2013-03-26 | |
| Ålgård sentrum | Rogaland, Norway | 1 | 1 | 0 | 2019-01-30 | |
| Ålmo | Trøndelag, Norway | 1 | 1 | 0 | 2007-04-30 | |
| Ålmo 1 | Trøndelag, Norway | 1 | 1 | 0 | 2007-05-04 | |
| Ålvik | Vestland, Norway | 1 | 1 | 0 | 2015-04-03 | |
| Ålvik skule | Vestland, Norway | 1 | 1 | 0 | 2020-08-18 | |
| Åmot | Telemark, Norway | 2 | 2 | 0 | 2008-05-07 | |
| Åmot sentrum | Telemark, Norway | 3 | 2 | 0 | 2020-05-06 | |
| Åna | Møre og Romsdal, Norway | 1 | 1 | 1 | 2020-09-29 | |
| Åndal | Møre og Romsdal, Norway | 3 | 3 | 3 | 2020-03-26 | |
| Åndalsnes | Møre og Romsdal, Norway | 3 | 2 | 2 | 2015-06-10 | |
| Ånnerød | Telemark, Norway | 1 | 1 | 0 | 2017-04-21 | |
| Åraksbl | Agder, Norway | 1 | 1 | 0 | 2018-02-06 | |
| Årebrot | Rogaland, Norway | 10 | 9 | 0 | 2022-05-14 | |
| Århuskleiva | Agder, Norway | 3 | 2 | 0 | 2008-04-23 | |
| Årnestangen | Akershus, Norway | 2 | 2 | 0 | 2003-06-06 | |
| Årnesvegen 307 | Trøndelag, Norway | 7 | 3 | 2 | 2022-09-23 | |
| Årnesveien 25 | Troms, Norway | 3 | 3 | 0 | 2007-05-13 | |
| Årnesveien 25 | Troms, Norway | 3 | 3 | 0 | 2007-05-13 | |
| Åros | Akershus, Norway | 7 | 4 | 0 | 2008-04-07 | |
| Årset | Møre og Romsdal, Norway | 4 | 2 | 0 | 2008-04-07 | |
| Årstadtjødne | Rogaland, Norway | 5 | 5 | 0 | 1994-11-24 | |
| Årud | Buskerud, Norway | 1 | 1 | 0 | 2017-03-15 |
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