yellow nutsedge

noun
variants: or less commonly yellow nut grass

Definition of yellow nutsedge

:a widely distributed weedy sedge (Cyperus esculentus) with small, edible, rapidly produced, nutlike tubers
  • Yellow nutsedge is a perennial grass-like weed with triangular leaves and a yellow-green color.
  • —Richard BurtonSecrets to a Great Lawn2001
  • In one year, a single yellow nutsedge (nutgrass) can produce 1,900 new plants.
  • —Dan VierriaThe Sacramento (California) Bee28 Jan. 2006
called also earth almond, ground almond, rush nut, tigernut

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