Dwarf Fireweed - Chamerion latifolium
MNPS Threat Rank
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
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:
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Map Help and Descriptions
(Observations spanning multiple months or years are excluded from time charts)
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)
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).
- 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
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- 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.