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Montana Field Guide

Montana Field Guides

Macoun's Cudweed - Gnaphalium macounii
Other Names:  Pseudognaphalium macounii, Gnaphalium viscosum [misapplied]

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Native Species

Global Rank: G5
State Rank: S4
C-value: 3


Agency Status
USFWS:
USFS:
BLM:


 

External Links

 
General Description
Usually biennial. Stems erect, mostly unbranched, 30–70 cm. Leaves tomentose beneath, greenish above, glandular, 3–8 cm long; basal withered at flowering; cauline 4–10 cm long, narrowly lanceolate to oblanceolate, mostly sessile, often with decurrent bases. Glomerules terminal in a close hemispheric to pyramidal inflorescence, surpassing subtending leaves. Involucres 5–6 mm high; phyllaries white, acute, tomentose at the base. Inner corollas 3–4 mm long. Achenes 0.5–1 mm long; pappus deciduous separately (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
Throughout most of temperate North America (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 54

(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
Disturbed soil of meadows, streambanks, burned or logged forests; valleys (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

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.
  • Additional ReferencesLegend:   View Online Publication
    Do you know of a citation we're missing?
    • Ament, R.J. 1995. Pioneer Plant Communities Five Years After the 1988 Yellowstone Fires. M.Sc. Thesis. Bozeman, MT: Montana State University. 216 p.
    • Bess, J.A. 1997. The leafhopper species assemblages associated with native and replanted grasslands in southwest Montana. M.Sc. Thesis. Bozeman, Montana: Montana State University. 94 p.
    • Cope, M.G. 1992. Distribution, habitat selection and survival of transplanted Columbian Sharp-tailed Grouse (Tympanuchus phasianellus columbianus) in the Tobacco Valley, Montana. M.Sc. Thesis. Bozeman, Montana: Montana State University. 60 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 "Macoun's Cudweed"
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Citation for data on this website:
Macoun's Cudweed — Gnaphalium macounii.  Montana Field Guide.  .  Retrieved on , from