Where does “vasslilje” come from?

vasslilje (Norwegian Bokmål) comes from Norwegian Bokmål lilje, from Old Norse lilja, from Latin līlium, from Ancient Greek λείριον, from Fayyumic Coptic ϩⲗⲏⲣⲓ, from Demotic ḥrry, from Egyptian ḥrrt — flower, blossom.