Western Umbrella-sedge          

Wheat Sedge      

Whip Nutrush          

White Beaksedge          

White Bear Sedge          

White Cottongrass          

White Edge Sedge      

White Mountain Sedge          

White Spikerush          

Whitebristle Cottongrass          

Whiteedge Flatsedge          

Whitehead Spikesedge          

Whitescale Sedge          

Whitetinge Sedge          

Whitneys Sedge          

Widefruit Sedge          

Widows Sedge          

Wiegands Sedge          

Willdenows Sedge          

Williams Sedge