Betula
birch
Specimens
Photos
Origin: Native
Conservation Status: Not of concern
Description:
[none provided]
Accepted Name:
Betula
Publication: Sp. Pl. 2: 982. 1753; Gen. Pl. ed. 5, 433, 1754.
Publication: Sp. Pl. 2: 982. 1753; Gen. Pl. ed. 5, 433, 1754.
Synonyms & Misapplications:
(none provided)
Species in Betula:
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Betula glandulosa – resin birch, swamp birch
Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the Rocky Mountain States and to northeastern North America. -
Betula occidentalis – red birch, river birch, water birch Occurring chiefly east of the Cascades crest in Washington; Alaska to California, east in Canada to Ontario, east in the U.S. to the Rocky Mountains and northern Great Plains.
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Betula papyrifera – canoe birch, paper birch, western paper birch, white birch Occurring on both sides of the Cascades crest in Washington; Yukon Territory to northeastern Oregon, east across the northern U.S. and Canada to the Atlantic Coast.
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Betula pendula – European weeping birch Occurring chiefly west of the Cascades crest in Washington; southern British Columbia to Oregon; also in northeastern North America.
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Betula populifolia – gray birch
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Betula pubescens – downy birch
- ssp. pubescens
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Betula pumila – bog birch, swamp birch Occurring chiefly west of the Cascades crest in Washington; Yukon Territory to Oregon, east to northern Idaho and western Montana, east to the Atlantic.
Additional Resources:
PNW Herbaria: Specimen records of Betula in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Betula checklist entry
OregonFlora: Betula information
E-Flora BC: Betula atlas page
CalPhotos: Betula photos
192 photographs:
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