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Montana Field Guide

Montana Field Guides

Large Bur-reed - Sparganium eurycarpum

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Native Species

Global Rank: G5
State Rank: SNR
C-value: 7


Agency Status
USFWS:
USFS:
BLM:


 

External Links

 
General Description
Stems erect, 30–100 cm. Leaves 5–15 mm wide, keeled at least toward the base, flattened toward the tip. Inflorescence usually branched, each branch with 5 to 14 separate sessile male heads and 1 or 2, sessile or pedunculate female heads, 15–25 mm wide at maturity. Styles 2-lobed. Achenes obovoid, 4–8 mm long, tapering gradually to abruptly to the 2–4 mm long beak (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
NT to NL south to CA, NM, KY, VA, Mexico; Asia (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 6

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Relative Density

Recency

 

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



Habitat
Shallow to deep, fresh water of lakes, ponds, sloughs; valleys (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

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?
    • Garrett, P.A. 1983. Relationships between benthic communities, land use, chemical dynamics, and trophic state in Georgetown Lake. Ph.D. Dissertation. Bozeman, MT: Montana State University. 136 p.
    • Jones, W. W. 1901. Preliminary flora of Gallatin County. M.S. Thesis. Bozeman, MT: Montana State College. 78 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.
  • Web Search Engines for Articles on "Large Bur-reed"
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Citation for data on this website:
Large Bur-reed — Sparganium eurycarpum.  Montana Field Guide.  .  Retrieved on , from