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Montana Field Guides

Subalpine Arnica - Arnica rydbergii

Native Species

Global Rank: G5
State Rank: S4
C-value: 5


Agency Status
USFWS:
USFS:
BLM:


 

External Links






 
General Description
Stems solitary or clustered, 5–25 cm. Herbage glabrate to glandular-puberulent. Leaves: basal lanceolate to narrowly elliptic, petiolate, entire or rarely denticulate, 2–5 cm long; cauline 2 to 4 pairs, lanceolate or oblanceolate, sessile or subsessile. Heads 1 to 3; involucre turbinate, 6–12 mm high. Rays 6 to 10; ligules 8–15 mm long. Pappus short-barbed, white. Achenes hirsute, 4–7 mm long (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
BC, AB south to UT and CO (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 145

(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
Stony soil of meadows, turf, fellfields; upper montane to alpine (Lesica et al. 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 bifarius, Bombus mixtus, and Bombus occidentalis (Mayer et al. 2000, Wilson et al. 2010).

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.
    • Mayer, D.F., E.R. Miliczky, B.F. Finnigan, and C.A. Johnson. 2000. The bee fauna (Hymenoptera: Apoidea) of southeastern Washington. Journal of the Entomological Society of British Columbia 97: 25-31.
    • Wilson, J.S., L.E. Wilson, L.D. Loftis, and T. Griswold. 2010. The montane bee fauna of north central Washington, USA, with floral associations. Western North American Naturalist 70(2): 198-207.
  • Additional ReferencesLegend:   View Online Publication
    Do you know of a citation we're missing?
    • Aho, Ken Andrew. 2006. Alpine and Cliff Ecosystems in the North-Central Rocky Mountains. Ph.D. Dissertation. Bozeman, Montana: Montana State University. 343 p.
    • Dale, D. 1973. Effects of trail use under forests in the Madison Range, Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 96 pp.
    • Fultz, J.E. 2005. Effects of shelterwood management on flower-visiting insects and their floral resources. M.Sc. Thesis. Bozeman, MT: Montana State University. 163 p.
    • Martin, S.A. 1985. Ecology of the Rock Creek bighorn sheep herd, Beartooth Mountains, Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 152 p.
    • Peck, S.V. 1972. The ecology of the Rocky Mountain goat in the Spanish Peaks area of southwestern Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 54 p.
    • Simanonok, M.P., and L.A. Burkle. 2014. Partitioning interaction turnover among alpine pollination networks: Spatial temporal, and environmental patterns. Ecosphere 5(11):149.
    • Williams, K.L. 2012. Classification of the grasslands, shrublands, woodlands, forests and alpine vegetation associations of the Custer National Forest portion of the Beartooth Mountains in southcentral Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 376 p.
  • Web Search Engines for Articles on "Subalpine Arnica"
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Citation for data on this website:
Subalpine Arnica — Arnica rydbergii.  Montana Field Guide.  .  Retrieved on , from