Jim Hill mustard

English

Etymology

Said to have been named after Canadian-American railroad magnate James J. Hill, due to a farmers' tall tale about the seeds having been spread via his railroads.

Noun

Jim Hill mustard (uncountable)

  1. Sisymbrium altissimum, a tumbleweed-forming plant native to the Mediterranean region and widely invasive.
    Synonym: tumble mustard
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