[Birch Trees: The Genus Betula East of the Cascade Mts. of Oregon and Washington]

Canoe Birch, Paper Birch, Western Paper Birch, White Birch

Betula papyrifera

Synonyms: Betula alba var. commutata, Betula montanensis, Betula papyrifera var. commutata, Betula papyrifera var. subcordata

Leaves 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) - Tree trunk 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)

Form 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) - Leaves 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)

Photos of the of the leaves and full form of river birch as seen along the Holland Falls National Recreation Trail #416, Flathead National Forest......May 27, 2023. Note the white bark.
Paul Slichter