Myriophyllum verticillatum
Myriophyllum verticillatum
Myriophyllum verticillatum L.
Engl.: whorl-leaf watermilfoil, comb water-milfoil, green water-milfoil, whorled water milfoil.
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.