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Montana Field Guide

Montana Field Guides

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

Native Species

Global Rank: G5
State Rank: S4

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 3

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 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

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

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

References
  • Additional ReferencesLegend:   View Online Publication
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    • 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. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
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Citation for data on this website:
Macoun’s Cudweed — Gnaphalium macounii.  Montana Field Guide.  .  Retrieved on , from