[Oregon Grapes: The Genus Berberis in Mt. Adams Country]

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

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)

The photo above shows Cascade Oregon grape as seen along Rd K6900 at a tributary of Dairy Creek on the southeastern slopes of Mt. Adams........May 28, 2005.

Flowers and flower buds of 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)

The photo above shows a close-up of the flower of Cascade Oregon grape as seen along Rd K6900 at a tributary of Dairy Creek on the southeastern slopes of Mt. Adams.........May 23, 2005.

Leaf of 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)

The photo above shows a close-up of the pinnately compound leaves of Cascade Oregon grape as seen along Rd K6900 at a tributary of Dairy Creek on the southeastern slopes of Mt. Adams.........May 23, 2005.

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)

The photo above shows Cascade Oregon grape as seen along Rd K6900 at a tributary of Dairy Creek on the southeastern slopes of Mt. Adams.........May 23, 2005.

Paul Slichter