Potamogeton crispus
Potamogeton crispus
Potamogeton crispus L.
Engl.: curled pondweed.
Deu.: Krauses Laichkraut.
Sven.: krusnate.
Suom.: poimuvita.
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.