| Scientific name | Norwegian name | English name | Redlisted | ||
|---|---|---|---|---|---|
| Sagina caespitosa | Stuttsmåarve | EN = Endangered | |||
| Sagina nivalis | Jøkelsmåarve | Snow Pearlwort |  |
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| Salix herbacea | Musøre | Dwarf willow |  |
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| Salix lanata | Ullvier | Woolly willow | CR = Critically Endangered |  |
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| Salix polaris | Polarvier | Polar willow |  |
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| Salix reticulata | Rynkevier | Net-leaved willow or Snow willow |  |
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| Saxifraga aizoides | Gulsildre | Yellow saxifrage |  |
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| Saxifraga cernua | Knoppsildre | Drooping saxifrage |  |
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| Saxifraga cespitosa | Tuesildre | Tufted Saxifrage |  |
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| Saxifraga hirculus ssp. compacta | Myrsildre | Marsh saxifrage |  |
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| Saxifraga hyperborea | Polarsildre | Pygmy saxifrage |  |
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| Saxifraga oppositifolia | Rødslidre | Purple saxifrage |  |
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| Saxifraga platysepala | Tråsildre |  |
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| Saxifraga rivularis | Bekkesildre | Alpine brook saxifrage |  |
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| Saxifraga svalbardensis | Svalbardsildre | ||||
| Sibbaldia procumbens | Trefingerurt | Creeping sibbaldia | EN = Endangered |  |
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| Silene acaulis | Fjellsmelle | Moss campion or Cushion pink |  |
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| Silene involucrata ssp. furcata | Polarjonsokblom | Artic White Campion |  |
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| Silene uralensis ssp. arctica | Polarblindurt |  |
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| Stellaria humifusa | Ishavsstjerneblom | Saltmarsh Starwort, |  |
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| Stellaria longipes | Snøstjerneblom | Longstalk Starwort |  |
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