Dulichium arundinaceum  
Family: Cyperaceae
pond sedge, three-way sedge
Dulichium arundinaceum image
Andrew Hipp  
Etymology: Dulichium: name obscure
Plants: erect, perennial, 1-3' tall, semi-aquatic, emergent sedge, interlocking stands; stems stiff, round, hollow unlike most sedges; spreading rhizomes
Leaves: narrow 2-7" long stiff, spiraling up and away from stem
Flowers: inflorescence long spikelets in 2 rows in upper leaf axils
Fruits: brownish, beaked nutlet with fine barbed bristles
Habitat: wet; shallows less than 3' deep
Conservation Status: Native
Dulichium arundinaceum image
Robert W. Freckmann  
Dulichium arundinaceum image
Linda W. Curtis  
Dulichium arundinaceum image
Paul Skawinski  
Dulichium arundinaceum image
Christopher Noll