Potamogeton natans
Potamogeton natans
Potamogeton natans L.
Engl.: broad-leaved pondweed.
Deu.: Schwimmendes Laichkraut.
Sven.: gäddnate.
Suom.: uistinvita.
A herbal distance course
Henriette's herbal is one of the oldest and largest herbal medicine sites on the net. It's been online since 1995, and is run by Henriette Kress, a herbalist in Helsinki, Finland.