Search Field Guide
Advanced Search
MT Gov Logo
Montana Field Guide

Montana Field Guides

Smallhead Arnica - Arnica latifolia var. gracilis
Other Names:  Arnica gracilis

No photos are currently available
If you have a high quality photo of this species, are confident in the identification, and would like to submit it for inclusion on the Montana Field Guide, please send it to us using our online photo submission tool.

Native Species

Global Rank: G5
State Rank: SNR

Agency Status


External Links

General Description
Stems often in dense clumps and branching above, 10–30 cm. Leaf pairs 2–3, mostly cauline, the uppermost pair often reduced; blades ovate to ovate-lanceolate, margins irregularly serrate, apex acute; lower surface glandular, upper surface stipitate-glandular. Heads rarely only one but mostly 5 to 15. Involucres turbinate-campanulate. Phyllaries 10–16, ovate-lanceolate. Flowers yellow; rays 5–12. Achenes 4.5-7 mm long, black, hairy (hairs duplex) and stipitate-glandular. Pappus barbellate, bristles white (adapted from Wolf, 2006, Fl. N. America, Vol. 21).

July and August.

Range Comments
BC and AB south to OR, UT, and CO (Kartesz 2009).

Observations in Montana Natural Heritage Program Database
Number of Observations: 2

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density



(Observations spanning multiple months or years are excluded from time charts)

Dry, exposed, rocky, alpine slopes, sometimes subalpine meadows; 1200–2500 m (Wolf, 2005, in Fl. North America, Vol. 21).

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).

  • Literature Cited AboveLegend:   View Online Publication
    • 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?
    • Jones, W. W. 1901. Preliminary flora of Gallatin County. M.S. Thesis. Bozeman, MT: Montana State College. 78 pp.
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 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.
  • Web Search Engines for Articles on "Smallhead Arnica"
Login Logout
Citation for data on this website:
Smallhead Arnica — Arnica latifolia var. gracilis.  Montana Field Guide.  .  Retrieved on , from