Geranium columbinum

Tracheophyta MagnoliopsidaGeraniaceaeGeraniumGeranium columbinum

Ecology

An annual of dry grasslands and grassland-scrub mosaics. Its habitats include sand dunes, scrubby cliff slopes, hedge banks, field margins, chalk and limestone downland, railway banks and old quarries. It is usually on calcareous soils, and is often a pioneer on disturbed sites. It favours warm, sheltered, often S.-facing banks and hollows. Lowland.

Status

Native

World Distribution

European Temperate element; widely naturalised outside its native range.

Broad Habitats

Light (Ellenberg): 7

Moisture (Ellenberg): 4

Reaction (Ellenberg): 7

Nitrogen (Ellenberg): 7

0

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 4

July Mean Temperature (Celsius): 15.6

Annual Precipitation (mm): 921

Life form information

Height (cm): 60

Perennation - primary

Annual

Life Form - primary

Therophyte (annual land plant)

Woodiness

Herbaceous

Clonality - primary

Little or no vegetative spread

Distribution information

Count of 10km squares in Great Britain: 887

Count of 10km squares in Ireland: 49

Count of 10km squares in the Channel Isles: 5

Atlas Change Index: -0.34

Weighted Changed Factor: 3

Weighted Change Factor Confidence (90%)

39

Distribution information

JNCC Designations

NBNSYS0000003156

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 (92c)
Hultén E, Fries M
1986.  Atlas of north European vascular plants north of the Tropic of Cancer. 3 vols.
Meusel H, Jäger E, Rauschert S, Weinert E
1978.  Vergleichende Chorologie der zentraleuropäischen Flora. Volume 2. 2 vols.