hair grass Meaning, Definition & Usage

noun fine-leaved aquatic spike rush; popular as aerator for aquariums
Eleocharis acicularis; needle spike rush; needle rush; slender spike rush.

WordNet

Hair" grass`

Definitions

(Bot.) A grass with very slender leaves or branches; as the Agrostis scabra, and several species of Aira or Deschampsia.

Webster 1913

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