Species: 

Bromus inermis

Common Name: 

smooth brome

Systems Affected (standardized): 

cropland/pastureland, riparian/aquatic, rangeland

Regions(s) present (updated by AB): 

PH, NE, NW

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Impacts: 

a highly competitive C3 grass that forms a dense sod, resulting in smothering and exclusion of other (native) species and decreasing natural biodiversity "Smooth brome may inhibit natural succession processes...and [serves as an] alternate host for viral diseases of crops."

Source? likely to be reintroduced: 

imported in the late 1800s and was widely used as a forage grass, for hay production, and for erosion control

Info Blurb: 

A highly competitive grass that forms a dense sod, resulting in the exclusion of native species and decreasing biodiversity. May inhibit natural succession processes and serve as a host for viral crop diseases. Was intentionally introduced as forage, for hay production, and for erosion control

Native Regions in OK: 

NATIVE AND INTRODUCED; the subspecies which occurs in OK is considered by USDA to be non native

Current and past designations: 

BS, KS

Present in OK?

Present in Bordering States?

OK, TX, NM, CO, KS, MO, AR, LA

Has Legal Status in BS?

NONE