Himanthalia elongata (Sea Thong)
Originator: Per Arvid Åsen (1980)
Systematics :
Kingdom: Chromista
Division: Brown algae (Phaeophyta)
Class: Phaeophyceae
Order: Fucales
Family: Himanthaliaceae
Genus: Himanthalia
Species: Sea Thong (Himanthalia elongata)
Other names: knappetang, remtang
Norwegian name: Knapptang