Rhynchospora capitellata
 Rhynchospora capitellata is a species of sedge known by the common name brownish beaksedge. It is native to eastern North America and a few spots in the western United States. It grows in wet habitat such as swamps springtime meadows and moist areas in forests. It is a perennial herb producing clumps of stems 20 to 100 centimeters tall each stem sheathed with several narrow pointed leaves. The inflorescence is a cluster of brown spikelets each about 3 or 4 millimeters long.