Schoenoplectus pungens
common threesquare, schoenoplectus, chairmaker's-rush, american bulrush, threesquare bulrush, sharp clubrush
Family
Cyperaceae
Leaf Arrangement
alternate
Leaf Margin
entire
Leaf Type
simple
Leaf Shape
linear
Growth Form
graminoid, emergent aquatic, aquatic
Flower Month
March - August
Height (meters)
0.1 - 2.0
Milky Sap
No
Armed/Unarmed
Unarmed
Origin
native
Lifespan
perennial
Wetland Class
OBL
Field Characters
Similar to S. americanus but found in brackish marshes.
Habitat
Fresh to brackish shores, marshes, lakes, fens, often emergent in water to 0.7 m.