Carex davalliana

Tracheophyta MagnoliopsidaCyperaceaeCarexCarex davalliana

Ecology

This species has been recorded in Britain only in a calcareous mire at Lansdown near Bath (N. Somerset). Lowland.

Status

Native

World Distribution

European Temperate element, with a continental distribution in W. Europe.

Broad Habitats

Fen, marsh and swamp (not wooded)

Light (Ellenberg): 9

Moisture (Ellenberg): 9

Reaction (Ellenberg): 8

Nitrogen (Ellenberg): 2

0

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 4

July Mean Temperature (Celsius): 16.3

Annual Precipitation (mm): 833

Life form information

Height (cm): 25

Perennation - primary

Perennial

Life Form - primary

Hemicryptophyte

Woodiness

Herbaceous

Clonality - primary

Tussock-forming graminoid, may slowly spread

Count of 10km squares in Great Britain: 1

Count of 10km squares in Ireland: 0

Count of 10km squares in the Channel Isles: 0

Distribution information

Plantatt Conservation Status

Extinct

JNCC Designations

NHMSYS0000456841

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

Atlas (370b)
Atlas of north European vascular plants north of the Tropic of Cancer. 3 vols,
Hultén, E., and Fries M.
, Königstein, (1986)

Sedges of the British Isles. Botanical Society of the British Isles Handbook no. 1, edn 2,
Jermy, A. C., Chater A. O., and David R. W.
, London, (1982)

Britain's rare flowers,
Marren, P. R.
, London, (1999)

Vergleichende Chorologie der zentraleuropäischen Flora. Volume 1. 2 vols,
Meusel, H., Jäger E., and Weinert E.
, Jena, (1965)

The Flora of Bristol,
White, J. W.
, Bristol, (1912)