noun
: any of various grasses native to salt meadows or other markedly alkaline habitats: as
a. : a rigid erect No. American dioecious perennial grass ( Distichlis spicata ) ; broadly : any grass of the genus Distichlis
b. : any of several spartinas ; especially : a perennial rhizomatous grass ( Spartina patens ) of wet brackish areas of eastern No. America
c. : feather grass 2