Berberis Aquifolium.—Oregon Grape.
Botanical name: 
 Classic texts: King's 1898.
Classic texts: King's 1898.
 
      
  Mahonia pinnata (Lag.) Fedde.
Engl.: California barberry, wavyleaf barberry, blue barberry, cluster holly-grape.
Deu.: Fiederblättrige Mahonie.
Bot. syn.: Berberis pinnata Lag.
 Classic texts: King's 1898.
Classic texts: King's 1898.
Classic texts: Sturtevant 1919.
Classic texts: Harding 1936.
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.