Bolboschoenus robustus
 Bolboschoenus robustus is a species of flowering plant in the sedge family. It is known by many common names: saltmarsh bulrush alkali bulrush sturdy bulrush seacoast bulrush stout bulrush three-cornered sedge or leafy three-cornered sedge and seaside club-rush.B. robustus is native to North America where it can be found along the eastern and southern coasts from Nova Scotia south to Florida and west to the Mexican coastline. It is also known in California.