Astragalus sempervirens Lam. Deu.: Immergrüner Tragant. Bot. syn.: Astragalus aristatus L'Her.
Classic texts: The American Eclectic Dispensatory, by John King, 1854.
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.