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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.

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Eleocharis acicularis (Needle spikerush)
Southeasternflora.com

Eleocharis acicularis

Eleocharis acicularis (L.) Roem. & Schult.

Needle Spikerush

Cyperaceae (Sedge Family)

Synonym(s):

USDA Symbol: ELAC

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

 

From the Image Gallery

10 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Annual , Perennial
Habit: Grass/Grass-like
Root Type: Fibrous
Leaf Arrangement: Alternate
Leaf Venation: Parallel
Inflorescence: Spikelet , Terminal
Fruit Type: Achene
Size Notes: Up to about 2 feet tall.

Bloom Information

Bloom Color: Not Applicable
Bloom Time: Apr , May , Jun , Jul , Aug , Sep
Bloom Notes: Perianth absent. Bloom time denotes fruiting period for Eleocharis spp.

Distribution

USA: AK , AL , AR , AZ , CA , CO , CT , DC , DE , FL , GA , IA , ID , IL , IN , KS , KY , LA , MA , MD , ME , MI , MN , MO , MS , MT , NC , ND , NE , NH , NJ , NM , NV , NY , OH , OK , OR , PA , RI , SC , SD , TN , TX , UT , VA , VT , WA , WI , WV , WY
Canada: NB , NS , PE

Growing Conditions

Water Use: Medium
Light Requirement: Sun
CaCO3 Tolerance: Low

National Wetland Indicator Status

Region:AGCPAKAWCBEMPGPHIMWNCNEWMVE
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.

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

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

Metadata

Record Modified: 2025-02-14
Research By: TWC Staff

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