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Montana Field Guide

Montana Field Guides

Smooth Scouring-rush - Equisetum laevigatum

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Native Species

Global Rank: G5
State Rank: S4
(see State Rank Reason below)
C-value: 4


Agency Status
USFWS:
USFS:
BLM:


 

External Links

State Rank Reason (see State Rank above)
Approximately 50 collections at MONTU from mainly western Montana.
 
General Description
Stems monomorphic, hollow, usually unbranched, annual, 20–100 cm × 2-8 mm with 10 to 32 ridges. Sheaths green with a terminal black band, the black teeth quickly deciduous. Strobili 10–20 mm, usually blunt. Stems are lighter green and less leathery than those of Equisetum hyemale (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Montana Range Range Descriptions

Native
 


Range Comments
Throughout much of MT; BC to QC south to CA, TX, and IL (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 181

(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
Moist grasslands, woodlands, vernally inundated depressions, roadsides; plains, valleys to montane (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?
    • Boggs, K. W. 1984. Succession in riparian communities of the lower Yellowstone River, Montana. M.S. Thesis. Montana State University, Bozeman, 107 pp.
    • Culver, D.R. 1994. Floristic analysis of the Centennial Region, Montana. M.Sc. Thesis. Montana State University, Bozeman. 199 pp.
    • Eggers, M.J.S. 2005. Riparian vegetation of the Montana Yellowstone and cattle grazing impacts thereon. M.Sc. Thesis. Montana State University, Bozeman, MT. 125 p.
    • Hawkins, P.H. 1903. The alpine flora of Montana. M.Sc. Thesis, Bozeman, MT: Montana State University. 24 pp.
    • Johnson, T. W. 1982. An analysis of pack and saddle stock grazing areas in the Bob Marshall Wilderness. M.Sc.Thesis. Bozeman, MT: Montana State University. 105 p.
    • 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.
    • Sater, S. 2022. The insects of Sevenmile Creek, a pictorial guide to their diversity and ecology. Undergraduate Thesis. Helena, MT: Carroll College. 242 p.
    • Wood, A.K. 1987. Ecology of a prairie mule deer population. Ph.D. Dissertation. Bozeman, MT: Montana State University. 205 p.
  • Web Search Engines for Articles on "Smooth Scouring-rush"
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Citation for data on this website:
Smooth Scouring-rush — Equisetum laevigatum.  Montana Field Guide.  .  Retrieved on , from