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Montana Field Guides

Dwarf Fireweed - Chamerion latifolium
Other Names:  Epilobium latifolium

Native Species

Global Rank: G5
State Rank: SNR

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 7

External Links






 
General Description
Perennial from a branched caudex. Stems simple, 5–60 cm. Herbage glabrous to puberulent. Leaves lanceolate to linear-lanceolate, 2–5 cm long, opposite below. Racemes short with 2 to 12 flowers and leaf-like bracts. Flowers rose; sepals 1–2 cm long; petals 12–25 mm long. Capsule 2–10 cm long; the coma 9–15 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Many authors now treat this species in the genus Chamerion. Our plants are subspecies latifolium.

Species Range
Unknown
 


Range Comments
AK to Greenland south to CA, CO; Asia (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 81

(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
Often calcareous gravel bars or less commonly on stony slopes; montane to alpine (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Ecology
POLLINATORS
The following animal species have been reported as pollinators of this plant species or its genus where their geographic ranges overlap: Bombus flavifrons (Pyke et al. 2012).

References
  • Literature Cited AboveLegend:   View Online Publication
    • Pyke, G.H., D.W. Inouye, and J.D. Thomson. 2012. Local geographic distributions of bumble bees near Crested Butte, Colorado: competition and community structure revisited. Environmental Entomology 41(6): 1332-1349.
  • Additional ReferencesLegend:   View Online Publication
    Do you know of a citation we're missing?
    • Fogelsong, M.L. 1974. Effects of fluorides on Peromyscus maniculatus in Glacier National Park. M.Sc. Thesis. Bozeman, Montana: Montana State University. 52 p.
    • Joslin, G.J. 1975. Behavior and environmental selection by Elk (Cervus canadensis nelsoni) during surrmer and fall in the First and Second Yellow Mule drainages, Madison County, Montana. M.Sc. Thesis. Bozeman, Montana: Montana State University, Bozeman. 65 p.
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
    • Tuinstra, K. E. 1967. Vegetation of the floodplains and first terraces of Rock Creek near Red Lodge, Montana. Ph.D dissertation. Montana State University, Bozeman 110 pp.
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Citation for data on this website:
Dwarf Fireweed — Chamerion latifolium.  Montana Field Guide.  .  Retrieved on , from