Carex limosa

Tracheophyta MagnoliopsidaCyperaceaeCarexCarex limosa


A perennial herb of Sphagnum mires and the wet, peaty margins of pools, often growing in standing water. Most of its sites are acidic and oligotrophic, but unlike C. magellanica, it tends to occur in areas subject to some mineral enrichment. Generally lowland, but reaching 830 m on Meall nan Tarmachan (Mid Perth).



World Distribution

Circumpolar Boreal-montane element.

Broad Habitats

Light (Ellenberg): 8

Moisture (Ellenberg): 10

Reaction (Ellenberg): 4

Nitrogen (Ellenberg): 1


Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 3.3

July Mean Temperature (Celsius): 13.4

Annual Precipitation (mm): 1431

Life form information

Height (cm): 40

Perennation - primary


Life Form - primary

Perennial hydrophyte (perennial water plant)

Life Form - secondary




Clonality - primary

Rhizome far-creeping

Distribution information

Count of 10km squares in Great Britain: 423

Count of 10km squares in Ireland: 198

Count of 10km squares in the Channel Isles: 0

Atlas Change Index: 0.14

Weighted Changed Factor: 8

Weighted Change Factor Confidence (90%)


Distribution information

JNCC Designations


PLANTATT - Attributes of British and Irish plants. (.zip 1455KB) This dataset was compiled and published in 2004, and last updated in November 2008. Download includes an Excel spreadsheet of the attributes, and a PDF explaining the background and nomenclature. Note that the PDF version is the booklet as published, whereas the Excel spreadsheet incorporates subsequent corrections. A hardcopy can be purchased from the Centre for Ecology and Hydrology.

Atlas text references