Plumbago europaea L. Engl.: leadwort, dentellaria.
Classic texts: King's 1898.
Classic texts: John Hill 1812.
Classic texts: Madaus 1938.
Classic texts: USDisp 1918.
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.