[Birches: The Genus Betula in the Columbia River Gorge of Oregon and Washington]

Red Birch, River Birch, Spring Birch, Water Birch

Betula occidentalis

Synonyms: Betula beeniana, Betula fontinalis, Betula fontinalis var. inopina, Betula microphylla var. fontinalis, Betula microphylla var. fontinalis, Betula occidentalis var. inopina, Betula occidentalis var. occidentalis, Betula papyrifera ssp. occidentalis, Betula papyrifera

Leaves and cones of Red Birch, River Birch, Spring Birch, Water Birch: Betula occidentalis (Synonyms: Betula beeniana, Betula fontinalis, Betula fontinalis var. inopina, Betula microphylla var. fontinalis, Betula microphylla var. fontinalis, Betula occidentalis var. inopina, Betula occidentalis var. occidentalis, Betula papyrifera ssp. occidentalis, Betula papyrifera)

River birch as seen along the Company Road which parallels the west bank of the Klickitat River near Beeks Canyon, Klickitat County, Washington.........July 21, 2011.

Ventral leaf surface of Red Birch, River Birch, Spring Birch, Water Birch: Betula occidentalis (Synonyms: Betula beeniana, Betula fontinalis, Betula fontinalis var. inopina, Betula microphylla var. fontinalis, Betula microphylla var. fontinalis, Betula occidentalis var. inopina, Betula occidentalis var. occidentalis, Betula papyrifera ssp. occidentalis, Betula papyrifera) - Dorsal leaf surface of Red Birch, River Birch, Spring Birch, Water Birch: Betula occidentalis (Synonyms: Betula beeniana, Betula fontinalis, Betula fontinalis var. inopina, Betula microphylla var. fontinalis, Betula microphylla var. fontinalis, Betula occidentalis var. inopina, Betula occidentalis var. occidentalis, Betula papyrifera ssp. occidentalis, Betula papyrifera) - Bark on a stem of Red Birch, River Birch, Spring Birch, Water Birch: Betula occidentalis (Synonyms: Betula beeniana, Betula fontinalis, Betula fontinalis var. inopina, Betula microphylla var. fontinalis, Betula microphylla var. fontinalis, Betula occidentalis var. inopina, Betula occidentalis var. occidentalis, Betula papyrifera ssp. occidentalis, Betula papyrifera)

River birch as seen along the Company Road which parallels the west bank of the Klickitat River near Beeks Canyon, Klickitat County, Washington........July 21, 2011.

Red Birch, River Birch, Spring Birch, Water Birch: Betula occidentalis (Synonyms: Betula beeniana, Betula fontinalis, Betula fontinalis var. inopina, Betula microphylla var. fontinalis, Betula microphylla var. fontinalis, Betula occidentalis var. inopina, Betula occidentalis var. occidentalis, Betula papyrifera ssp. occidentalis, Betula papyrifera) - Red Birch, River Birch, Spring Birch, Water Birch: Betula occidentalis (Synonyms: Betula beeniana, Betula fontinalis, Betula fontinalis var. inopina, Betula microphylla var. fontinalis, Betula microphylla var. fontinalis, Betula occidentalis var. inopina, Betula occidentalis var. occidentalis, Betula papyrifera ssp. occidentalis, Betula papyrifera)

River birch as seen along the east bank of the Deschutes River about three-quarters of a mile above its mouth, Columbia River Gorge.............May 10, 2012.
Paul Slichter