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Montana Field Guides

Bristly Bristle Grass - Setaria verticillata
Other Names:  Hooked Bristlegrass, Rough Bristle-grass, Bristly Foxtail, Setaria verticilliformis

Non-native Species

Global Rank: GNR
State Rank: SNA

Agency Status
USFWS:
USFS:
BLM:
NS THREAT SCORE:
C-value: 1


 

External Links






 
General Description
Stems 10–50 cm. Leaves: blades 5–12 mm wide; sheaths usually hairy at throat; ligule 1–1.5 mm long. Inflorescence an erect to nodding spike-like panicle 5–13 cm long, sterile bristles 4–7 mm long, retrorsely barbed. Spikelets 2–2.5 mm long. Lemmas reticulately veined but not conspicuously transversely corrugated (Lavin in Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Montana Range

Non-native
 


Range Comments
Introduced throughout North America excepting the very southeast (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: 15

(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
Disturbed sites along roads and pastures and in lawns (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?
    • Brey, C.W. 1998. Epidemiology of wheat curl mite (Aceria tosichella K.) and wheat streak mosaic virus on feral grass species and effect of glyphosate on wheat curl mite dispersal. Ph.D. Dissertation. Bozeman, MT: Montana State University. 136 p.
    • Carroll, M.W. 1998. Influence of a legume covercrop on volunteer wheat, the wheat curl mite, Aceria tosichella (K.) and wheat streak mosaic virus. M.Sc. Thesis. Bozeman, MT: Montana State University. 78 p.
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Citation for data on this website:
Bristly Bristle Grass — Setaria verticillata.  Montana Field Guide.  .  Retrieved on , from