agrostis spica-ventis

from The Collaborative International Dictionary of English v.0.48

Windlestrae \Win"dle*strae`\, Windlestraw \Win"dle*straw`\, n.
   (Bot.)
   A grass used for making ropes or for plaiting, esp. {Agrostis
   Spica-ventis}. [Prov. Eng. & Scot.] --Shelley.
   [1913 Webster]