Marsilea quadrifolia
Marsilea quadrifolia
Marsilea quadrifolia L.
Engl.: European waterclover.
Deu.: Kleefarn.
Sven.: klöverbräken.
Jap.: denji-so.
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.