Chelidonium majus

Tracheophyta MagnoliopsidaPapaveraceaeChelidoniumChelidonium majus

Ecology

This perennial herb is widely naturalised by roadsides and paths, in the crevices of old walls, on waste ground and in hedge-bottoms. It was at one time cultivated as a medicinal plant, and most localities are near habitation. Lowland.

Status

Archaeophyte

World Distribution

As an archaeophyte C. majus has a Eurasian Temperate distribution; it is widely naturalised outside this range.

Broad Habitats

Boundary and linear features (eg hedges, roadsides, walls)

Light (Ellenberg): 6

Moisture (Ellenberg): 5

Reaction (Ellenberg): 8

Nitrogen (Ellenberg): 7

0

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 3.7

July Mean Temperature (Celsius): 15.3

Annual Precipitation (mm): 905

Life form information

Height (cm): 90

Perennation - primary

Perennial

Life Form - primary

Hemicryptophyte

Woodiness

Herbaceous

Clonality - primary

Little or no vegetative spread

Distribution information

Count of 10km squares in Great Britain: 1662

Count of 10km squares in Ireland: 220

Count of 10km squares in the Channel Isles: 9

Atlas Change Index: -0.72

Weighted Changed Factor: 17

Weighted Change Factor Confidence (90%)

20

Distribution information

JNCC Designations

NBNSYS0000002775

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 (30b)
Hultén E, Fries M
1986.  Atlas of north European vascular plants north of the Tropic of Cancer. 3 vols.
Jalas & Suominen (1991)
Meusel H, Jäger E, Weinert E
1965.  Vergleichende Chorologie der zentraleuropäischen Flora. Volume 1. 2 vols.