Dulichium arundinaceum

A very common emergent aquatic plant

Dulichium arundinaceum threeway sedge

Plant grows in the wild/spontaneouslyPlant is native to PA

This native perennial has erect unbranched stems bearing three vertical rows of narrow spreading leaves easily seen when looking down on the plant from above.  The bright green stems grow from a rhizome.  Spikelets of flowers form in the upper leaf axils in July and August.

Three-way sedge forms colonies at the edges of lakes, ponds and slow-moving streams.  It may also grow in ditches and swampy fields.  

Edges of lakes, ponds and slow-moving streams.

Common and present throughout the state.

Total range extends from Newfoundland to Minnesota and south to Florida and Texas.

Wetland codes
EMP: OBL
NCNE: OBL



Flowers July through August.

S-rank:  No rank
G-rank:  G5 (Secure)

Dulichium arundinaceum threeway sedge

Plant grows in the wild/spontaneouslyPlant is native to PA
Dulichium arundinaceum gallery
Plant Life-Form
perennial sedge
Common Names
threeway sedge