The Collaborative International Dictionary
Berberis Aquifolium
Oregon grape \Or"e*gon grape`\ ([o^]r"[-e]*g[o^]n gr[=a]p`). (Bot.) An evergreen species of barberry ( Berberis Aquifolium), of Oregon and California; also, its roundish, blue-black berries.
Berberis Aquifolium
mahonia \ma*ho"ni*a\, n. [Named after Bernard McMahon.] (Bot.) The Oregon grape, a species of barberry ( Berberis Aquifolium), often cultivated for its hollylike foliage.