Cladium
Cladium jamaicense Crantz
Sawgrass
Distribution: Southeastern U.S. to South America
Habitat: Brackish and freshwater marshes and associated habitats. Sometimes in mangroves
Florida status: Dominant species of the Everglades
Recognition: Very large sedge with serrate leaf margins. Inflorescenses paniculate, droopy, the achenes somewhat fleshy when ripe