Click here for information about Nuphar.
Click here for photos of Nuphar lutea.
Old texts: Hayne's Getreue Darstellung, vol. 4, 1816: the images.
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.