What is "cat's-tail grass"

Timothy \Tim"o*thy\, n., or Timothy grass \Tim"o*thy grass`\ [From Timothy Hanson, who carried the seed from New England to Maryland about 1720.] (Bot.) A kind of grass ( Phleum pratense) with long cylindrical spikes; -- called also herd's grass, in England, cat's-tail grass, and meadow cat's-tail grass. It is much prized for fodder. See Illustration in Appendix.