cutting grass

noun

1

Australia : any of several sedges of the genera Gahnia and Cladium

especially : a widely distributed sedge (C. psittacorum) with sharp-edged triquetrous leaves

called also cutty grass

2

: a sedge of the genus Scleria

especially : a high-climbing tropical American sedge (S. flagellum-nigrorum) with cutting stems

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