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Montana Field Guide

Montana Field Guides

Alpine Collomia - Collomia debilis

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Native Species

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


Agency Status
USFWS:
USFS:
BLM:


 

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General Description
Perennial with a deeply buried taproot. Stems mostly prostrate, naked, buried beneath stones with only the ascending leafy tips in evidence, 2–10 cm long. Herbage puberulent to glandular-pubescent. Leaves short-petiolate; blade linear-lanceolate to oblong, 7–25 mm long. Inflorescence clusters of several sessile flowers at stem tips. Flowers: calyx 5–9 mm long; corolla white to blue, the tube 8–13 mm long, lobes 3–10 mm long; stamens exserted, all attached at the same level (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Our plants are varieties debilis and camporum Payson.

Species Range
Montana Range Range Descriptions

Native
 


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

Observations in Montana Natural Heritage Program Database
Number of Observations: 7

(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
  • 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?
    • 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 "Alpine Collomia"
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Citation for data on this website:
Alpine Collomia — Collomia debilis.  Montana Field Guide.  .  Retrieved on , from