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Montana Field Guide

Montana Field Guides

Rattlesnake Brome - Bromus briziformis

Non-native Species

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


Agency Status
USFWS:
USFS:
BLM:


 

External Links






 
General Description
Annual bunchgrass. Stems 15–50 cm. Leaves: blades 2–5 mm wide. Inflorescence an open panicle or raceme 4–12 cm long. Spikelets 9–14 mm long, appearing inflated, with 5 to 9 florets. Lemmas awnless or awn-tipped. Roadside, edges of crop fields, parking lots, and pastures (Lavin in Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
Introduced throughout most of North America except in the southeast and some central provinces and states (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
Roadside, edges of crop fields, parking lots, and pastures (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?
    • Martinka, R.R. 1970. Structural characteristics and ecological relationships of male blue grouse (Dendragapus obscurus (Say)) territories in southwestern Montana. Ph.D Dissertation. Bozeman, MT: Montana State University. 73 p.
  • Web Search Engines for Articles on "Rattlesnake Brome"
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Citation for data on this website:
Rattlesnake Brome — Bromus briziformis.  Montana Field Guide.  .  Retrieved on , from