Polygonum arenastrum

Tracheophyta MagnoliopsidaPolygonaceaePolygonumPolygonum arenastrum

Ecology

A prostrate annual of open and trampled ground, especially of well-drained soils, on tracks, paths, roadsides and weedy pavements, around ponds and field gateways. 0-450 m (near Birkdale, Westmorland).

Status

Archaeophyte

World Distribution

As an archaeophyte, P. arenastrum has a Eurasian Wide-temperate distribution; in recent centuries it has become widely naturalised outside this range.

© G. Toone, IWNHAS

Broad Habitats

Light (Ellenberg): 7

Moisture (Ellenberg): 5

Reaction (Ellenberg): 7

Nitrogen (Ellenberg): 6

0

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 3.7

July Mean Temperature (Celsius): 14.9

Annual Precipitation (mm): 1008

Life form information

Height (cm): 20

Perennation - primary

Annual

Life Form - primary

Therophyte (annual land plant)

Woodiness

Herbaceous

Clonality - primary

Little or no vegetative spread

Count of 10km squares in Great Britain: 1937

Count of 10km squares in Ireland: 480

Count of 10km squares in the Channel Isles: 10

Distribution information

JNCC Designations

NBNSYS0000003745

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

Docks and knotweeds of the British Isles. Botanical Society of the British Isles Handbook no. 3,
Lousley, J. E., and Kent D. H.
, London, (1981)

The taxonomy of Polygonum aviculare and its allies in Britain,
Styles, B. T.
, Watsonia, Volume 5, p.177-214, (1962)