Blysmus rufus

Tracheophyta MagnoliopsidaCyperaceaeBlysmusBlysmus rufus


A rhizomatous perennial herb, found in sandy or gravelly wet runnels and depressions in saltmarshes, and in brackish ditches and dune-slacks. It also occurs on rocky shores, in freshwater seepages and beside streams where they debouch onto the beach. Lowland.



World Distribution

European Boreal-montane element; also in C. Asia and N. America.

Broad Habitats

Littoral sediment (includes saltmarsh and saltmarsh pools)

Light (Ellenberg): 8

Moisture (Ellenberg): 8

Reaction (Ellenberg): 7

Nitrogen (Ellenberg): 4


Salt Tolerance (Ellenberg): 5

January Mean Temperature (Celsius): 3.8

July Mean Temperature (Celsius): 13.6

Annual Precipitation (mm): 1371

Life form information

Height (cm): 37

Perennation - primary


Life Form - primary




Clonality - primary

Rhizome far-creeping

Count of 10km squares in Great Britain: 367

Count of 10km squares in Ireland: 74

Count of 10km squares in the Channel Isles: 0

Atlas Change Index: -0.53

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