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Shining Oregon Grape, Shining Oregon-grape, Tall Oregon Grape, Tall Oregongrape, Holly-leaf Oregon-grape: Berberis aquifolium (Synonyms: Berberis aquifolium var. aquifolium, Berberis nutkana, Mahonia aquifolium, Odostemon aquifolium) -
Darwin's Barberry, Darwin's Berberis: Berberis darwinii -
Wintergreen Berberis: Berberis julianae -
Cascade Oregon Grape, Cascade Oregon-grape, Dull Oregongrape, Long-leaved Oregon Grape: Berberis nervosa (Synonyms: Berberis nervosa var. mendocinensis, Mahonia nervosa, Mahonia nervosa var. mendocinensis, Mahonia nervosa var. nervosa, Odostemon nervosus) -
California Barberry: Berberis pinnata ssp. pinnata (Synonyms: Mahonia pinnata, Mahonia pinnata ssp. pinnata) -
Piper's Barberry, Piper's Oregon Grape: Berberis piperiana (Synonym: Mahonia piperiana) -
Pygmy Oregon Grape, Dwarf Western Barberry: Berberis pumila (Synonym: Mahonia pumila) -
Creeping Oregon Grape, Creeping Oregon-grape, Low Oregon Grape: Berberis repens (Synonyms: Berberis aquifolium var. repens, Berberis nana, Berberis sonnei, Mahonia repens, Mahonia sonnei, Odostemon repens) - Uncommon west of the Cascades where it's found only at a few locations (probably more accurate to say the west slope of the Cascades).
Japanese Barberry: Berberis thunbergii -
Common Berberis, Jaundice Berry, Pipage: Berberis vulgaris - Non-native and not naturalized.
