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Montana Field Guide

Montana Field Guides

Cornspurry - Spergula arvensis

Non-native Species

Global Rank: GNR
State Rank: SNA
C-value: 0


Agency Status
USFWS:
USFS:
BLM:


 

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General Description
Annual, glabrous below, glandular-hairy above. Stems erect to ascending, 10–40 cm. Leaves fascicled, appearing whorled, 1-veined; stipules scarious, white, 1 mm long. Inflorescence glandular-hairy, terminal, few-flowered cymes, or solitary and axillary. Flowers: sepals 5, 2–3 mm long, united at the base, margins scarious; petals 5, white with entire margins, shorter than the calyx; stamens 2 to 10; styles 5. Capsule ovoid, 3–5 mm long, opening by 6 slits (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Montana Range

Non-native
 


Range Comments
Introduced in most of temperate North America; native to Europe (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 28

(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

Management

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?
    • Buchanan, B.A. 1972. Ecological effects of weather modification, Bridger Range area, Montana: relationship of soil, vegetation, and microclimate. Ph.D. Dissertation. Montana State University, Bozeman. 130 p.
    • Harvey, S.J. 1990. Responses of steppe plants to gradients of water soil texture and disturbance in Montana, U.S.A. Ph.D. Thesis. Bozeman, MT: Montana State University. 34 p.
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Citation for data on this website:
Cornspurry — Spergula arvensis.  Montana Field Guide.  .  Retrieved on , from