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Bog Birch - Betula pumila
Native Species
Global Rank:
G5
State Rank:
SNR
C-value:
6
Agency Status
USFWS:
USFS:
BLM:
External Links
General Description
Shrubs usually 3–4 m high. Twigs short-pubescent, densely glandular. Leaf blades cuneate with crenate margins, 1–4 cm long, glandular, paler beneath. Female catkins 10–25 mm long. Fruit with wings nearly as wide as nutlet. If subspecies are recognized then ours are var. glandulifera Regel (
Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
Diagnostic Characteristics
Very similar to Betula glandulosa and often difficult to separate from it.
Species Range
Montana Range
Range Descriptions
Native
Range Comments
Scattered in western third of MT; YT to NS south to CA, CO, IL, NJ (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
Observations in Montana Natural Heritage Program Database
Number of Observations: 69
(Click on the following maps and charts to see full sized version)
Map Help and Descriptions
Relative Density
Recency
(Observations spanning multiple months or years are excluded from time charts)
Habitat
References
- Literature Cited AboveLegend:
View Online Publication- Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
- Additional ReferencesLegend: View Online Publication
Do you know of a citation we're missing?
Johnson, T. W. 1982. An analysis of pack and saddle stock grazing areas in the Bob Marshall Wilderness. M.Sc.Thesis. Bozeman, MT: Montana State University. 105 p.- Lesica, P., M.T. Lavin, and P.F. Stickney. 2022. Manual of Montana Vascular Plants, Second Edition. Fort Worth, TX: BRIT Press. viii + 779 p.
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