Eleocharis palustris

Tracheophyta MagnoliopsidaCyperaceaeEleocharisEleocharis palustris


An emergent rhizomatous perennial herb, found on the margins of ponds, lakes, slow-flowing rivers and streams, in fens, marshes, swamps and wet meadows, and in ditches, dune-slacks and saltmarshes. It grows in a wide range of organic and mineral soils, but rarely on acidic peat. It spreads by rhizomes and reproduces by seed. 0-550 m (Tyne Head, Cumberland).



World Distribution

Eurasian Wide-temperate element.

Broad Habitats

Fen, marsh and swamp (not wooded)

Light (Ellenberg): 8

Moisture (Ellenberg): 10

Reaction (Ellenberg): 6

Nitrogen (Ellenberg): 4

Salt Tolerance (Ellenberg): 1

January Mean Temperature (Celsius): 3.5

July Mean Temperature (Celsius): 14.5

Annual Precipitation (mm): 1098

Height (cm): 60

Perennation - primary


Life Form - primary

Perennial hydrophyte (perennial water plant)

Life Form - secondary




Clonality - primary

Rhizome far-creeping

Count of 10km squares in Great Britain: 2577

Count of 10km squares in Ireland: 756

Count of 10km squares in the Channel Isles: 10

Atlas Change Index: 0.91

Weighted Changed Factor: 15

Weighted Change Factor Confidence (90%)


JNCC Designations


Atlas text references

Atlas (351a)
Grime JP, Hodgson JG, Hunt R
1988.  Comparative Plant Ecology.
Hultén E, Fries M
1986.  Atlas of north European vascular plants north of the Tropic of Cancer. 3 vols.
Perring FH, Sell PD
1968.  Critical supplement to the Atlas of the British Flora.
Preston CD, Croft JM
1997.  Aquatic plants in Britain and Ireland.