Native Plants

Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

Enter a Plant Name:
Or you can choose a plant family:

Smith, R.W.

Dulichium arundinaceum

Dulichium arundinaceum (L.) Britton

Threeway Sedge, Three-sided Sedge

Cyperaceae (Sedge Family)

Synonym(s):

USDA Symbol: DUAR3

USDA Native Status: L48 (N), AK (N), CAN (N), SPM (N)

From the Image Gallery

6 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Grass/Grass-like
Root Type: Fibrous
Leaf Arrangement: Alternate
Leaf Shape: Linear
Leaf Venation: Parallel
Inflorescence: Spikelet
Fruit Type: Achene
Size Notes: Up to about 3 feet tall.
Leaf: Dark Green
Fruit: Brown

Bloom Information

Bloom Color: Not Applicable
Bloom Time: Jul , Aug , Sep , Oct
Bloom Notes: Perianth absent. Bloom time refers to fruiting period.

Distribution

USA: AK , AL , AR , CA , CT , DC , DE , FL , GA , IA , ID , IL , IN , KY , LA , MA , MD , ME , MI , MN , MO , MS , MT , NC , NE , NH , NJ , NY , OH , OK , OR , PA , RI , SC , TN , TX , VA , VT , WA , WI , WV , WY
Canada: NB , NS , PE
Native Habitat: fresh tidal and nontidal marshes, bogs, swamps, pond edges

Growing Conditions

Water Use: High
Light Requirement: Part Shade
Soil Moisture: Wet
CaCO3 Tolerance: Medium
Soil Description: Clay, Loam, Sand

National Wetland Indicator Status

Region:	AGCP	AK	AW	CB	EMP	GP	HI	MW	NCNE	WMVE
Status:	OBL	OBL	OBL		OBL	OBL		OBL	OBL	OBL

This information is derived from: U.S. Army Corps of Engineers. (2023). 2022 National Wetland Plant List, version 3.6. U.S. Army Engineer Research and Development Center, Vicksburg, MS. https://wetland-plants.usace.army.mil/. Click here for map of regions.

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Delaware Nature Society - Hockessin, DE

Web Reference

Webref 3 - Flora of North America (2014) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.

Additional resources

USDA: Find Dulichium arundinaceum in USDA Plants
FNA: Find Dulichium arundinaceum in the Flora of North America (if available)
Google: Search Google for Dulichium arundinaceum

Metadata

Record Modified: 2022-10-10
Research By: TWC Staff

Go back