Johnson-grass meaning

jŏnsən-grăs
A tall rhizomatous perennial grass (Sorghum halepense) native to the Mediterranean region, sometimes cultivated for forage but widespread as a weed.
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A forage and pasture grass (Sorghum halepense), widespread in the S U.S., often as a weed.
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A perennial Mediterranean grass (Sorghum halepense) cultivated for forage, but considered invasive and noxious.
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Origin of johnson-grass

  • After William Johnson (died 1859), American agriculturalist

    From American Heritage Dictionary of the English Language, 5th Edition