Species: 

Rumex obtusifolius

Common Name(s): 

bitter dock, bluntleaf dock

Habitats Impacted: 

rangeland, cropland/pastureland

Regions likely to be Impacted: 

NE, SE

Present in Neighboring States?

AR, CO, KS, LA, MO, NM

Currently known from Oklahoma?

Yes

Rumex obtusifolius

Ohio State Weed Lab , The Ohio State University, Bugwood.org

More Images:
What you should know!

Can outcompete native species. Is a host for invertebrate pests and plant pathogens. Contains oxalic acid, which may be poisonous to livestock. Seeds are numerous and persistent in the seedbank.

Management information