[Brambles and Blackberries of the Cascade Mountains of Oregon and Washington]

Dewberry, Douglasberry, Pacific Blackberry

Rubus ursinus ssp. macropetalus

Flowers of Dewberry , Douglasberry, Pacific Blackberry: Rubus ursinus ssp. macropetalus

The photo above shows the flowers of dewberry as seen at about 3000' along forest road K6000 just above Hell Roaring Ditch at the southeastern side of Mt. Adams..................June 19, 2005.

flower of Dewberry , Douglasberry, Pacific Blackberry: Rubus ursinus ssp. macropetalus

The photo above shows a close-up of the flower of dewberry as seen along at about 3720' along Road 8040 at meadows on the downhill side of the hairpin curves..............May 28, 2005.

Leaf of Dewberry , Douglasberry, Pacific Blackberry: Rubus ursinus ssp. macropetalus

The photo above show a close-up of the ternately compound leaf of dewberry. Photographed at about 4100' atop the ridge dividing the Dairy Creek and Cougar Creek drainages at the southeastern corner of Mt. Adams.................June 13, 2005.

Flower bud of Dewberry , Douglasberry, Pacific Blackberry: Rubus ursinus ssp. macropetalus

The photo above show a close-up of the sepals of dewberry. Photographed at about 4100' atop the ridge dividing the Dairy Creek and Cougar Creek drainages at the southeastern corner of Mt. Adams.................June 13, 2005. Note the numerous gland-tipped hairs on the outer surface of the sepals and pedicel.

Flower and leaves of Dewberry , Douglasberry, Pacific Blackberry: Rubus ursinus ssp. macropetalus

The photo above show a close-up of the sepals of dewberry. Photographed at about 4100' atop the ridge dividing the Dairy Creek and Cougar Creek drainages at the southeastern corner of Mt. Adams.................June 13, 2005. Note the long, narow petals which are widely spaced.

Paul Slichter