Genus: St. John's Wort (Hypericum)

Norwegian name: Perikumslekta

Systematics :

KingdomPlantae
Artificial group Vascular plant (Tracheophytes)
Superphylum  Spermatophyte
Phylum   Magnoliophyta
Subclass    Magnoliidae
Family     Hypericaceae
Genus      St. John's Wort (Hypericum)
Species       Hypericum montanum
Species       Hypericum humifusum
Species       Hypericum pulchrum
Species       Hypericum maculatum
Species       Hypericum hirsutum
Species       Hypericum calycinum
Species       Hypericum perforatum