Native Plants
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.
Eleocharis obtusa
Eleocharis obtusa (Willd.) Schult.
Blunt Spikerush
Cyperaceae (Sedge Family)
Synonym(s): Eleocharis obtusa var. ellipsoidalis, Eleocharis obtusa var. gigantea, Eleocharis obtusa var. jejuna, Eleocharis obtusa var. obtusa, Eleocharis obtusa var. peasei, Eleocharis ovata var. obtusa, Scirpus obtusus
USDA Symbol: ELOB2
USDA Native Status: L48 (N), HI (N), CAN (N)
From the Image Gallery
Plant Characteristics
Duration: AnnualHabit: Grass/Grass-like
Root Type: Fibrous
Leaf Arrangement: Alternate
Leaf Venation: Parallel
Inflorescence: Spikelet , Terminal
Fruit Type: Achene
Size Notes: Up to about 3 feet tall.
Leaf: Dark Green
Bloom Information
Bloom Color: Green , BrownBloom Time: Jun , Jul , Aug , Sep , Oct , Nov
Bloom Notes: Perianth absent. Bloom time denotes fruiting period for Eleocharis spp.
Distribution
USA: AL , AR , CA , CO , CT , DC , DE , FL , GA , HI , IA , ID , IL , IN , KY , LA , MA , MD , ME , MI , MN , MO , MS , NC , NE , NH , NJ , NM , NV , NY , OH , OK , OR , PA , RI , SC , SD , TN , TX , VA , VT , WA , WI , WV , WYCanada: NB , NS , PE
Growing Conditions
Water Use: MediumLight Requirement: Sun
CaCO3 Tolerance: Medium
National Wetland Indicator Status
Region: | AGCP | AK | AW | CB | EMP | GP | HI | MW | NCNE | WMVE |
Status: | OBL | OBL | OBL | OBL | OBL | OBL | OBL | OBL |
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 obtusa in USDA PlantsFNA: Find Eleocharis obtusa in the Flora of North America (if available)
Google: Search Google for Eleocharis obtusa
Metadata
Record Modified: 2023-02-08Research By: TWC Staff