[Serviceberries: The Genus Amelanchier in the Columbia River Gorge of Oregon and Washington]

Cusick's Serviceberry

Amelanchier cusickii

Synonym: Amelanchier alnifolia var. cusickii

Cusick's Serviceberry: Amelanchier cusickii (Synonym: Amelanchier alnifolia var. cusickii)

Cusick's serviceberry beginning to bloom along Old Highway 8 directly beneath the Labyrinth in the central Columbia River Gorge.................April 10, 2010.

The photo above shows a close-up of the flower of cusick's serviceberry as seen along the Goldendale-Glenwood Road at a logging road which descends into the upper Klickitat River canyon. Note the 5 styles amongst the stamens. Photographed on May 3, 2008.

The photo above shows a close-up of the flower of cusick's serviceberry as seen along the Goldendale-Glenwood Road at a logging road which descends into the upper Klickitat River canyon. Note the largely glabrous upper surface of the ovary. Photographed on May 3, 2008.

The petals of this species in this area average 16-20 mm in length and are about 5 mm or more in width. The similar western serviceberry (A. alnifolia var. semmiintegrifolia) generally has petals averaging between 12-16 mm long and up to 4 mm wide. The latter species also has a densely gray tomentose covering of hairs atop the ovary.

Dorsal leaf surface of Cusick's Serviceberry: Amelanchier cusickii (Synonym: Amelanchier alnifolia var. cusickii)

The photo above shows a close-up of the thin leaf of cusick's serviceberry as seen along the Goldendale-Glenwood Road at a logging road which descends into the upper Klickitat River canyon. Photographed on May 3, 2008.

Flowers of Cusick's Serviceberry: Amelanchier cusickii (Synonym: Amelanchier alnifolia var. cusickii) - Leaf of Cusick's Serviceberry: Amelanchier cusickii (Synonym: Amelanchier alnifolia var. cusickii) - Flower of Cusick's Serviceberry: Amelanchier cusickii (Synonym: Amelanchier alnifolia var. cusickii)

Close-ups of the flowers and leaf of Cusick's serviceberry as seen along Old Highway 8 directly beneath the Labyrinth in the central Columbia River Gorge................April 10, 2010.

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The 3 photos above show close-ups of cusick's serviceberry as seen along the Goldendale-Glenwood Road at a logging road which descends into the upper Klickitat River canyon. Photographed on May 3, 2008.

Flower of Cusick's Serviceberry: Amelanchier cusickii (Synonym: Amelanchier alnifolia var. cusickii) - Flower of Cusick's Serviceberry: Amelanchier cusickii (Synonym: Amelanchier alnifolia var. cusickii) - Flower of Cusick's Serviceberry: Amelanchier cusickii (Synonym: Amelanchier alnifolia var. cusickii)

Long petal of Cusick's Serviceberry: Amelanchier cusickii (Synonym: Amelanchier alnifolia var. cusickii) - Ventral leaf surface of Cusick's Serviceberry: Amelanchier cusickii (Synonym: Amelanchier alnifolia var. cusickii) - Dorsal leaf surface of Cusick's Serviceberry: Amelanchier cusickii (Synonym: Amelanchier alnifolia var. cusickii)

The 6 photos above show close-up details of the flowers and leaves of Cusick's serviceberry as seen in Canyon Creek in the Klickitat State Wildlife Recreation Area in western Klickitat County..........April 23, 2009.

Cusick's Serviceberry: Amelanchier cusickii (Synonym: Amelanchier alnifolia var. cusickii) - Cusick's Serviceberry: Amelanchier cusickii (Synonym: Amelanchier alnifolia var. cusickii)

Cusick's serviceberry as seen along the Wygant Trail just east of Perham Creek in the Wygant State Natural Area.........March 29, 2015.

Cusick's Serviceberry: Amelanchier cusickii (Synonym: Amelanchier alnifolia var. cusickii) - Cusick's Serviceberry: Amelanchier cusickii (Synonym: Amelanchier alnifolia var. cusickii) - Cusick's Serviceberry: Amelanchier cusickii (Synonym: Amelanchier alnifolia var. cusickii)

Cusick's serviceberry blooming on the grounds of The Dalles Discovery Center.........April 5, 2016.

Cusick's Serviceberry: Amelanchier cusickii (Synonym: Amelanchier alnifolia var. cusickii)

Cusick's serviceberry as seen in Canyon Creek in the Klickitat State Wildlife Recreation Area in western Klickitat County.........April 23, 2009.

Cusick's Serviceberry: Amelanchier cusickii (Synonym: Amelanchier alnifolia var. cusickii) - Habitat of Cusick's Serviceberry: Amelanchier cusickii (Synonym: Amelanchier alnifolia var. cusickii)

Cusick's serviceberry blooming near the Memaloose Overlook off old US Highway 30, Columbia River Gorge......April 14, 2018.

Cusick's Serviceberry: Amelanchier cusickii (Synonym: Amelanchier alnifolia var. cusickii)

Cusick's serviceberry beginning to bloom at Chenoweth Table at the western boundary of The Dalles, Oregon............April 21, 2013.

Cusick's Serviceberry: Amelanchier cusickii (Synonym: Amelanchier alnifolia var. cusickii)

Cusick's serviceberry blooming atop a 100' high cliff overlooking the Columbia River about one mile west along the Mark O. Hatfield Trail east of the Twin Tunnels, Columbia River Gorge..........April 13, 2014.

Cusick's Serviceberry: Amelanchier cusickii (Synonym: Amelanchier alnifolia var. cusickii) - Cusick's Serviceberry: Amelanchier cusickii (Synonym: Amelanchier alnifolia var. cusickii)

Cusick's serviceberry blooming on USFS lands east of Major Creek, Columbia River Gorge.......April 3, 2018.

Paul Slichter