matweed
Noun
Meaning
A name of several maritime grasses, as the sea sand-reed (Ammophila arundinacea) which is used in Holland to bind the sand of the seacoast dikes (see Beach grass, under Beach); also, the Lygeum Spartum, a Mediterranean grass of similar habit.
Source: Webster's dictionarySynonyms
common carpetgrass
caratao grass
louisiana grass
mat grass
narrow-leaved carpet grass
durringtion grass