Vernonia fasciculata
Vernonia fasciculata
Vernonia fasciculata Michx.
Engl.: prairie ironweed.
Deu.: Büschel-Scheinaster.
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.