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Montana Field Guides

Lance-leaved Goldenweed - Pyrrocoma lanceolata
Other Names:  Haplopappus lanceolatus

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Native Species

Global Rank: G4?
State Rank: S3S4
(see State Rank Reason below)
C-value: 4

Agency Status


External Links

State Rank Reason (see State Rank above)
Pyrrocoma lanceolata is widely scattered from southwest to northeast Montana. It grows in moist to wet meadows in the plains, valleys, and montane areas. In southwest Montana plants appear to share characteristics with P. uniflora plants. More information on this plant's locations, population sizes, and threats are needed.
  • Details on Status Ranking and Review
    Lance-leaved Goldenweed (Pyrrocoma lanceolata) Conservation Status Review
    Review Date = 09/06/2017
    View State Conservation Rank Criteria
    Range Extent

    ScoreF - 20,000-200,000 sq km (~8,000-80,000 sq mi)

    Area of Occupancy

    ScoreD - 6-25 4-km2 grid cells

    Number of Populations

    ScoreC - 21 - 80

    Number of Occurrences or Percent Area with Good Viability / Ecological Integrity

    ScoreB - Very few (1-3) occurrences with excellent or good viability or ecological integrity

    Environmental Specificity

    ScoreC - Moderate. Generalist or community with some key requirements scarce


    ScoreD - Low

    CommentThreat category includes: Invasive non-native/alien species/diseases.

General Description
Stems ascending, 10–40 cm, glabrate to sparsely villous. Leaf blades linear-oblanceolate to oblanceolate, spiny-dentate to entire, 2–10 cm long, glabrate. Heads 3 to 8, rarely solitary, radiate; involucre hemispheric, 7–10 mm high; phyllaries in 3 to 4 series, lanceolate, pointed, white below, green above, ciliate to villous. Rays 18–45; ligules 5–11 mm long. Disk corollas 4–7 mm long. Achenes 3–5 mm long, sericeous (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Our plants are variety lanceolata.

Species Range
Montana Range Range Descriptions


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

Observations in Montana Natural Heritage Program Database
Number of Observations: 29

(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)


  • 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.
  • Additional ReferencesLegend:   View Online Publication
    Do you know of a citation we're missing?
    • Culver, D.R. 1994. Floristic analysis of the Centennial Region, Montana. M.Sc. Thesis. Montana State University, Bozeman. 199 pp.
    • 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.
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Citation for data on this website:
Lance-leaved Goldenweed — Pyrrocoma lanceolata.  Montana Field Guide.  .  Retrieved on , from