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johnsongrass

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noun john·son·grass \ˈjän(t)-sən-ˌgras\

Definition of johnsongrass

  1. :  a tall perennial sorghum (Sorghum halepense) originally of the Mediterranean region that is widely used for forage in warm areas and often becomes naturalized as a weed



Origin of johnsongrass

William Johnston †1859 American agriculturist


First Known Use: 1884


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