Photo: Mahonia aquifolium 6.

Ilex aquifolium (holly) with ripening red berries and Mahonia aquifolium (Oregon grape) with blue berries. Goslar, Germany. Planted. 2004-09-20.
Mahonia aquifolium (Pursh) Nutt. Engl.: mountain grape, blue barberry, California barberry, holly barberry, holly mahonia, holly-leaved barberry, Oregon grape, Oregon grape root, tall Oregon-grape, trailing mahonia. Deu.: Mahonie, Gewöhnliche Mahonie. Suom.: mahonia. Sven.: mahonia. Bot. syn.: Berberis aquifolium Pursh, Berberis diversifolia (Sweet) Steud., Berberis piperiana (Abrams) McMinn, Mahonia piperiana Abrams, Odostemon aquifolium (Pursh) Rydb.
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Photo: Mahonia aquifolium 6.