Filago pyramidata

Tracheophyta MagnoliopsidaAsteraceaeFilagoFilago pyramidata

Ecology

An annual of well-drained soils usually kept open through drought or disturbance. Formerly, it was most frequent as a weed of arable land on calcareous or acidic sandy soils, but most remaining sites are in chalk quarries or on chalk spoil. Populations vary greatly in size annually. Lowland.

Status

Archaeophyte

World Distribution

As an archaeophyte F. pyramidata has a Submediterranean-Subatlantic distribution. It reaches its northern limit in England, and is declining in the eastern part of its European range.

© K.J. Walker, BSBI

Broad Habitats

Arable and horticultural (includes orchards, excludes domestic gardens)

Light (Ellenberg): 9

Moisture (Ellenberg): 4

Reaction (Ellenberg): 7

Nitrogen (Ellenberg): 3

0

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 3.8

July Mean Temperature (Celsius): 16.3

Annual Precipitation (mm): 687

Life form information

Height (cm): 30

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: 132

Count of 10km squares in Ireland: 0

Count of 10km squares in the Channel Isles: 2

Atlas Change Index: -1.14

Distribution information

Plantatt Conservation Status

Endangered

JNCC Designations

NBNSYS0000004405

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 (277c)
Vergleichende Chorologie der zentraleuropäischen Flora. Volume 3. 2 vols,
Meusel, H., and Jäger E. J.
, Jena, (1992)

Rich (1999c)
British Red Data Books. 1. Vascular plants, edn 3,
Wigginton, M. J.
, Peterborough, (1999)