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Montana Field Guide

Montana Field Guides

Large-flower Goldenweed - Pyrrocoma carthamoides
Other Names:  Haplopappus carthamoides


Global Rank: G4G5
State Rank: S4

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

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General Description
Stems ascending, 8–40 cm, villous. Leaf blades linear-oblanceolate to oblong, entire to spiny-serrate, 3–15 cm long, pubescent. Heads disciform to discoid, solitary or few; involucre narrowly campanulate to hemispheric, 12–20 mm high; phyllaries in 3 to 5 series, ovate to oblong, mucronate, sometimes spiny-serrate, puberulent, white below, green above. Rays 0 to 30, inconspicuous. Disk corollas 8–12 mm long. Achenes 3–5 mm long, glabrous (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

We have varieties carthamoides and subsquarrosa (Greene) G.K. Brown & D.D. Keil

Species Range
Present
 


Range Comments
BC south to CA, NV and WY (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 4

(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

References
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Citation for data on this website:
Large-flower Goldenweed — Pyrrocoma carthamoides.  Montana Field Guide.  .  Retrieved on , from