Click here for information about Onopordum.
Click here for photos of Onopordum acanthium.
Gamla texter: Svensk Botanik, band 4, 1805: bilder.
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.