Monocot Herbs
Rhynchospora caduca
Angle-stem Beaksedge
NATIVE
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Linear, grass-like leaves in basal arrangement
Credit: Kristie Gianopulos. Used with permission.
 
 
 
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Coefficient of Conservatism Values (more info)
Mountains
8
Piedmont
6
Coastal Plain
6
National Wetland Plant List Status (more info)
Eastern Mountains/Piedmont
OBL
Coastal Plain
OBL

FIELD ID CHARACTERISTICS:

Flowering stems long and leaning with the weight of seedheads. Spikelets 3 to 5 mm long. Bristles on seeds extend about 0.5 mm beyond length of seed body. Godfrey and Wooten (1979) drawings are helpful.

Synonym(s): Rhynchospora patula

Description: A tall, drooping sedge, to 1 m, with large clusters of rounded seeds spaced along flowering stems.

Leaves: Linear, grass-like leaves in basal arrangement; flowering stems longer than leaves.

Flowers/Fruit: Inflorescences spaced along flowering stem and bunched with rounded seeds. Flowers and fruits June through September.

Habit and Range: Open marshes, swamps, pine wetlands, impoundment shores. Found in the central and southern Piedmont and the Coastal Plain, very rare in the Mountains.

Typical Max Plant Height (m):
1
Leaf Arrangement:
Basal   
Leaf Division:
Simple   
Leaf Margin:
Entire   
Leaf Shape:
Linear   
Inflorescence Color:
Brown   
Fruit Color:
Brown   
Lifespan:
Perennial
Group:
Monocot
Family:
Cyperaceae / Sedge
Ecoregions Found In:
Piedmont, Coastal Plain


COMMON CONFUSIONS:

Rhynchospora caduca (angle-stem beaksedge) is easily confused with the uncommon R. odorata (fragrant beaksedge) which is generally only found in the Outer Banks and has longer spikelets.

Link to side-by-side comparisons page