Centaurea calcitrapa
Centaurea calcitrapa
Centaurea calcitrapa L.
Engl.: common star thistle, caltrops, purple star thistle, red star-thistle.
Deu.: Stern-Flockenblume, Fussangel-Flockenblume.
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.