Medicago arabica

Ecology

A winter-annual of grassy places, often on light, sandy and gravelly soils, particularly near the coast. It grows as a weed in lawns and frequently occurred as a casual in fields manured with wool shoddy. It is able to persist as small plants in mown lawns, and can grow as very robust plants in nutrient-rich habitats. Lowland.

Status

Native

World Distribution

Submediterranean-Subatlantic element; widely naturalised outside its native range.

© Shannon, P

Broad Habitats

Light (Ellenberg): 7

Moisture (Ellenberg): 5

Reaction (Ellenberg): 6

Nitrogen (Ellenberg): 5

0

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 4.2

July Mean Temperature (Celsius): 16.2

Annual Precipitation (mm): 781

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: 744

Count of 10km squares in Ireland: 0

Count of 10km squares in the Channel Isles: 14

Atlas Change Index: 0.69

Weighted Changed Factor: 27

Weighted Change Factor Confidence (90%)

15

Distribution information

JNCC Designations

NHMSYS0000460629

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 (103c)
Flora dels Països Catalans, I. Introducció. Licopodiàcies-Capparàcies,
de Bolòs, O., and Vigo J.
, Barcelona, (1984)

The Flora of Oxfordshire,
Killick, J., Perry R., and Woodell S.
, Newbury, (1998)