A grass with very slender leaves or branches; as the Agrostis scabra, and several species of Aira or Deschampsia.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). hair grass. Retrieved September 28, 2026, from http://smartdefine.org/hair_grass/definitions/2014645 |
| Chicago | Webster's. 2011. "hair grass" http://smartdefine.org/hair_grass/definitions/2014645 (accessed September 28, 2026). |
| Harvard | Webster's 2011, hair grass, Smart Define, viewed 28 September, 2026, <http://smartdefine.org/hair_grass/definitions/2014645>. |
| MLA | Webster's. "hair grass" 27 May 2011. Web. 28 September 2026. <http://smartdefine.org/hair_grass/definitions/2014645> |