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Montana Field Guide

Montana Field Guides

Steppe Agoseris - Agoseris parviflora
Other Names:  Agoseris glauca var. laciniata

Native Species

Global Rank: G5T5
State Rank: SNR

Agency Status
MNPS Threat Rank:
C-value: 4

External Links

General Description
Perennial 5–20 cm. Leaves linear-lanceolate, 3–15 cm long, deeply pinnately divided into 5–8 pairs of linear lobes. Herbage sparsely villous to tomentose. Involucres 2–3 cm long; phyllaries narrowly lanceolate, in ca. 2 series, green, glabrous to tomentose with a purple midvein. Rays yellow; ligules 8–15 mm long. Pappus 1–2 cm long. Achene body 5–7 mm long; beak 3–5 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range

Range Comments
OR to MT south to CA, AZ, NM and SD (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 5

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Relative Density



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


The following animal species have been reported as pollinators of this species or genera where their geographic ranges overlap: Bombus bifarius and Bombus insularis (Wilson et al. 2010).

  • Literature Cited AboveLegend:   View Online Publication
    • 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
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    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
    • Quire, R.L. 2013. The sagebrush steppe of Montana and southeastern Idaho shows evidence of high native plant diversity, stability, and resistance to the detrimental effects of nonnative plant species. M.Sc. Thesis. Bozeman, MT: Montana State University. 124 p.
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Citation for data on this website:
Steppe Agoseris — Agoseris parviflora.  Montana Field Guide.  .  Retrieved on , from