aleppo grass

from WordNet (r) 3.0 (2006)

Aleppo grass
    n 1: tall perennial grass that spreads by creeping rhizomes and
         is grown for fodder; naturalized in southern United States
         where it is a serious pest on cultivated land [syn:
         {Johnson grass}, {Aleppo grass}, {means grass}, {evergreen
         millet}, {Sorghum halepense}]

from The Collaborative International Dictionary of English v.0.48

Aleppo grass \Aleppo grass\ (Bot.)
   One of the cultivated forms of {Andropogon Halepensis} (syn.
   {Sorghum Halepense}). See {Andropogon}, below.
   [Webster 1913 Suppl.]