Berberis
Berberis L.
Engl.: barberry.
Deu.: Berberitze.
Suom.: happomarja.
Sven.: berberis, surtorn.
Herbs in salves.
Henriette's herbal blog: Here's a list of herbs I've made into oils and salves.
Barberry bark.
Henriette's herbal blog: It doesn't have to be the root or the root bark.