[sea oats] n pl but sing or pl in constr (1894): a tall grass (Uniola panicolata) that has panicles resembling those of the oat, grows chiefly on the coast of the southern U.S., and is useful as a sand binder
SEA OATS
Meaning of SEA OATS in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012