Ulu or Cogon grass, Imperata cylindrica
Ulu or Cogon grass (Imperata cylindrica, family: Poaceae) is a beautiful perennial grass with cylindrical and solid stem and creeping rhizomes, attaining a height of 1 m. The herb is one of the most beautiful flowering plants of Bangladesh. The water-loving grass is found all over Bangladesh. Its original home is Indian subcontinent.
Other names: Ulu-ghash, Ulu-khor, Lalong, Shon, Chhon, Chhau, Sarkanda.