Aegilops triuncalis Aegilops triuncalis /iːˈdʒɪləps traɪˈʌŋkəlɪs/

noun

1. European grass naturalized as a weed in North America; sharp-pointed seeds cause injury when eaten by livestock  ( Aegilops triuncalis , goat grass )
   European grass naturalized as a weed in North America; sharp-pointed seeds cause injury when eaten by livestock