Carex pilulifera

Tracheophyta MagnoliopsidaCyperaceaeCarexCarex pilulifera

Ecology

A perennial herb of dry sites on base-poor, usually acidic soils; its habitats include sandy heaths, dune grassland, open woodlands, upland grassland and moorland. 0-1140 m (Beinn a` Bhuird, S. Aberdeen).

Status

Native

World Distribution

European Temperate element.

© P. Shannon

Broad Habitats

Acid grassland (includes non-calcareous sandy grassland)

Light (Ellenberg): 7

Moisture (Ellenberg): 5

Reaction (Ellenberg): 3

Nitrogen (Ellenberg): 2

0

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 3.3

July Mean Temperature (Celsius): 14.1

Annual Precipitation (mm): 1197

Life form information

Height (cm): 35

Perennation - primary

Perennial

Life Form - primary

Hemicryptophyte

Woodiness

Herbaceous

Clonality - primary

Tussock-forming graminoid, may slowly spread

Distribution information

Count of 10km squares in Great Britain: 2111

Count of 10km squares in Ireland: 441

Count of 10km squares in the Channel Isles: 8

Atlas Change Index: -0.04

Weighted Changed Factor: 31

Weighted Change Factor Confidence (90%)

17

Distribution information

JNCC Designations

NBNSYS0000002444

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 (361d)
Comparative Plant Ecology,
Grime, J. P., Hodgson J. G., and Hunt R.
, London, (1988)

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)

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