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.

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.

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.

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