| Skavgras (Equisetum hyemale) | | 2024-04-30 | 2024-04-30 | Nes Verk rundt (Agder, Norway) | |
| Skavgras (Equisetum hyemale) | | 2019-05-09 | 2019-05-08 | Nes Verk rundt (Agder, Norway) | |
| Skavgras (Equisetum hyemale) | | 2017-05-02 | 2017-05-01 | Nes Verk rundt (Agder, Norway) | |
| Skavgras (Equisetum hyemale) | | 2015-06-10 | 2015-06-10 | Vikeelva (Møre og Romsdal, Norway) |  |
| Skavgras (Equisetum hyemale) | | 2014-04-06 | 2014-04-04 | Folkestad (Telemark, Norway) | |
| Skavgras (Equisetum hyemale) | | 2004-10-01 | 2004-09-14 | Litjvatnet (Trøndelag, Norway) | |
| Skavgras (Equisetum hyemale) | | 1990-09-04 | 1990-09-04 | Kvitblikkvannet (Nordland, Norway) | |
| Skavgras (Equisetum hyemale) | | 1989-09-14 | 1989-09-14 | Kjemsjøen (Innlandet, Norway) | |
| Skavgras (Equisetum hyemale) | | 1990-09-04 | 1990-09-04 | Kvitblikkvannet (Nordland, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education