Juncus squarrosus

Tracheophyta MagnoliopsidaJuncaceaeJuncusJuncus squarrosus

Ecology

A wiry, tufted perennial herb which is characteristic of wet peaty heath and moorland, raised and valley mires and upland flushes on acidic substrates. 0-1040 m (Carrantuohill, S. Kerry).

Status

Native

World Distribution

Suboceanic Temperate element; also in Greenland.

Broad Habitats

Light (Ellenberg): 7

Moisture (Ellenberg): 7

Reaction (Ellenberg): 2

Nitrogen (Ellenberg): 2

0

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 3.1

July Mean Temperature (Celsius): 13.8

Annual Precipitation (mm): 1254

Life form information

Height (cm): 30

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: 1849

Count of 10km squares in Ireland: 484

Count of 10km squares in the Channel Isles: 0

Weighted Changed Factor: -3

Weighted Change Factor Confidence (90%)

10

Distribution information

JNCC Designations

NBNSYS0000002210

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.