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Montana Field Guide

Montana Field Guides

Dusty-maiden - Chaenactis douglasii var. douglasii

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Native Species

Global Rank: G5T5
State Rank: S4
C-value:


Agency Status
USFWS:
USFS:
BLM:


 

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General Description
Biennial to perennial herbs. Stems ascending to erect, 1–50 cm. Herbage tomentose, less so with age, sometimes glandular above. Leaves basal and cauline, petiolate; blades oblong, 1–8 cm long, twice pinnately dissected into small oblong lobes. Heads discoid, 1 to several in corymbose arrays; peduncles 1–8 cm long. Involucres campanulate 8–15 mm high; phyllaries linear-lanceolate, green, 10 to 25, puberulent to tomentose, glandular. Disk flowers perfect, white; corolla 5–7 mm long, the throat longer than the tube; style branches elongate; appendages inconspicuous. Pappus of 4 to 20 hyaline oblong scales (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

We also have variety alpina Gray.

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

Observations in Montana Natural Heritage Program Database
Number of Observations: 20

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Relative Density

Recency

 

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



Habitat


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?
    • 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.
    • Seipel, T.F. 2006. Plant species diversity in the sagebrush steppe of Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 87 p.
  • Web Search Engines for Articles on "Dusty-maiden"
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Citation for data on this website:
Dusty-maiden — Chaenactis douglasii var. douglasii.  Montana Field Guide.  .  Retrieved on , from