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Montana Field Guide

Montana Field Guides

Common Hardgrass - Sclerochloa dura
Other Names:  Fairground Grass

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Non-native Species

Global Rank: GNR
State Rank: SNA
C-value: 1


Agency Status
USFWS:
USFS:
BLM:


 

External Links

 
General Description
Cool season, annual prostrate bunchgrass. Stems ca. 10 cm, spreading. Leaves: blades flat and spreading with prow-like tips, 1–2 mm wide; sheaths with overlapping margins; ligule membranous. Inflorescence a contracted secund panicle or raceme 1–5 cm long. Spikelets 6–10 mm long, with usually 3 florets; glumes similar to lemmas. Lemmas with prominent parallel venation and a blunt tip, unawned; palea well developed. Disarticulation below glumes; unit of dispersal the spikelet (Lavin in Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
Sporadically introduced throughout most of North America (Lavin in 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
Sporadic and possibly ephemeral on disturbed soils along roadsides, parking lots, and driveways (Lavin in Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

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?
    • 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 "Common Hardgrass"
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Citation for data on this website:
Common Hardgrass — Sclerochloa dura.  Montana Field Guide.  .  Retrieved on , from