Noun
Used other than figuratively or idiomatically: see marsh, grass.
Any coarse grass growing in marshes of genus Spartina.
Synonym: cord grass, swamp grass, meadow grass, swamp hay, thatch grass
Any wetland grass of genus Hymenachne.
Echinochloa colonum
Synonym: barnyard millet, jungle ricegrass, jungle rice, shama millet, Deccan grass, small barnyard grass, awnless barnyard grass