| Common reed (Phragmites australis) | | 1993-06-01 | 1993-06-01 | Frøylandsvatnet (Rogaland, Norway) |
| Common reed (Phragmites australis) | | 1992-06-03 | 1992-06-03 | Frøylandsvatnet (Rogaland, Norway) |
| Yellow Water-lily (Nuphar lutea) | | 1992-06-03 | 1992-06-03 | Frøylandsvatnet (Rogaland, Norway) |
| Nøkkerose (Nymphaeaceae indet.) | | 1992-05-20 | 1992-05-20 | Frøylandsvatnet (Rogaland, Norway) |
| Vassmynte (Mentha aquatica) | | 1992-05-20 | 1992-05-20 | Frøylandsvatnet (Rogaland, Norway) |
| Dikeforglemmegei (Myosotis laxa subsp. caespitosa) | | 1992-05-20 | 1992-05-20 | Frøylandsvatnet (Rogaland, Norway) |
| Flaskestarr (Carex rostrata) | | 1992-05-20 | 1992-05-20 | Frøylandsvatnet (Rogaland, Norway) |
| Common reed (Phragmites australis) | | 1992-05-20 | 1992-05-20 | Frøylandsvatnet (Rogaland, Norway) |
| Myrhatt (Comarum palustre) | | 1992-05-20 | 1992-05-20 | Frøylandsvatnet (Rogaland, Norway) |
| Botnegras (Lobelia dortmanna) | | 1992-05-20 | 1992-05-20 | Frøylandsvatnet (Rogaland, Norway) |
| Gulldusk (Lysimachia thyrsiflora) | | 1992-05-20 | 1992-05-20 | Frøylandsvatnet (Rogaland, Norway) |
| Sjøsivaks (Schoenoplectus lacustris) | | 1992-10-05 | 1992-10-05 | Frøylandsvatnet (Rogaland, Norway) |
| Common reed (Phragmites australis) | | 1992-10-05 | 1992-10-05 | Frøylandsvatnet (Rogaland, Norway) |
| Butt-tjernaks (Potamogeton obtusifolius) | | 1992-10-05 | 1992-10-05 | Frøylandsvatnet (Rogaland, Norway) |
| Sverdlilje (Iris pseudacorus) | | 1992-10-05 | 1992-10-05 | Frøylandsvatnet (Rogaland, Norway) |
| Vassmynte (Mentha aquatica) | | 1992-10-05 | 1992-10-05 | Frøylandsvatnet (Rogaland, Norway) |
| Dikeforglemmegei (Myosotis laxa subsp. caespitosa) | | 1992-10-05 | 1992-10-05 | Frøylandsvatnet (Rogaland, Norway) |
| Sumpsivaks (Eleocharis palustris) | | 1990-06-01 | 1990-06-01 | Longvatnet (Rogaland, Norway) |
| Bukkeblad (Menyanthes trifoliata) | | 1990-06-01 | 1990-06-01 | Longvatnet (Rogaland, Norway) |
| Botnegras (Lobelia dortmanna) | | 1990-06-01 | 1990-06-01 | Longvatnet (Rogaland, Norway) |
| Flotgras (Sparganium angustifolium) | | 1990-06-01 | 1990-06-01 | Longvatnet (Rogaland, Norway) |
| Flaskestarr (Carex rostrata) | | 1990-06-01 | 1990-06-01 | Longvatnet (Rogaland, Norway) |
| Common reed (Phragmites australis) | | 1990-06-01 | 1990-06-01 | Longvatnet (Rogaland, Norway) |
| Trådsiv (Juncus filiformis) | | 1990-06-01 | 1990-06-01 | Longvatnet (Rogaland, Norway) |
| Elvesnelle (Equisetum fluviatile) | | 1990-06-01 | 1990-06-01 | Longvatnet (Rogaland, Norway) |
| Stivt brasmegras (Isoëtes lacustris) | | 1990-06-01 | 1990-06-01 | Longvatnet (Rogaland, Norway) |
| Sumpsivaks (Eleocharis palustris) | | 1990-09-28 | 1990-09-28 | Longvatnet (Rogaland, Norway) |
| Common reed (Phragmites australis) | | 1990-09-28 | 1990-09-28 | Longvatnet (Rogaland, Norway) |
| Brasmegras (Isoëtes sp.) | | 1990-09-28 | 1990-09-28 | Longvatnet (Rogaland, Norway) |
| Botnegras (Lobelia dortmanna) | | 1990-09-28 | 1990-09-28 | Longvatnet (Rogaland, Norway) |
| Elvesnelle (Equisetum fluviatile) | | 1990-09-28 | 1990-09-28 | Longvatnet (Rogaland, Norway) |