| Bergrørkvein (Calamagrostis epigejos) | | 2022-09-19 | 2022-09-19 | Egeland diskogolfpark (Rogaland, Norway) |  |
| Skogrøyrkvein (Calamagrostis phragmitoides) | | 2010-08-12 | 2010-08-11 | Finse forskningsstasjon - Jomfrunut (Vestland, Norway) | |
| Skogrøyrkvein (Calamagrostis phragmitoides) | | 1990-09-04 | 1990-09-04 | Harestuvannet (Akershus, Norway) | |
| Rørkvein (Calamagrostis sp.) | | 1989-09-22 | 1989-09-22 | Granavatnet (Trøndelag, Norway) | |
| Rørkvein (Calamagrostis sp.) | | 1989-09-14 | 1989-09-14 | Lauvtjønna (Trøndelag, Norway) | |
| Vassrørkvein (Calamagrostis canescens) | | 1990-06-06 | 1990-06-06 | Eikedokktjernet (Buskerud, Norway) | |
| Skogrøyrkvein (Calamagrostis phragmitoides) | | 1989-09-07 | 1989-09-07 | Tveitevannet (Vestland, Norway) | |
| Skogrøyrkvein (Calamagrostis phragmitoides) | | 1989-09-26 | 1989-09-26 | Storavatnet (Vestland, Norway) | |
| Vassrørkvein (Calamagrostis canescens) | | 1996-09-25 | 1996-09-25 | Ulfsbakktjønn (Vestfold, Norway) | |
| Skogrøyrkvein (Calamagrostis phragmitoides) | | 1989-09-01 | 1989-09-01 | Kolbjørnviksjøen (Østfold, Norway) | |
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