അർത്ഥം : Submerged marine plant with very long narrow leaves found in abundance along North Atlantic coasts.
പര്യായപദങ്ങൾ : grass wrack, sea wrack, zostera marina
അർത്ഥം : Submerged aquatic plant with ribbonlike leaves. Old World and Australia.
പര്യായപദങ്ങൾ : tape grass, vallisneria spiralis, wild celery