Eleocharis geniculata (Linnaeus) Roemer & J.A. Schultes. Phen: Jun-Sep. Hab: Marshes, moist disturbed areas. Dist: Widespread but scattered across much of the United States; West Indies, Central America, South America, Asia, Africa.

Origin/Endemic status: Native

Synonymy: = ETx1, F, FNA23, G, GW1, Il, K1, K3, K4, Mex, Mi, NcTx, Pa, WH3; > Eleocharis caribaea (Rottb.) S.F.Blake – Bah, C, GrPl, RAB, S, Tx

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: FACW
• Great Plains: FACW
• Midwest: FACW
• Northcentral & Northeast: OBL

Heliophily: 9