Hypochaeris radicata

Tracheophyta MagnoliopsidaAsteraceaeHypochaerisHypochaeris radicata

Ecology

A perennial herb of meadows, pastures, lawns, heathland, cliff-tops, sand dunes, roadsides, railway banks and waste ground, on slightly acidic, usually free-draining soils. It is very tolerant of drought, and is absent from sites subject to prolonged waterlogging. 0-530 m (S. of Garrigill, Cumberland), and to 610 m on Macgillycuddy`s Reeks (S. Kerry).

Status

Native

World Distribution

European Southern-temperate element; widely naturalised outside its native range.

Broad Habitats

Neutral grassland (includes coarse Arrhenatherum grassland)

Light (Ellenberg): 8

Moisture (Ellenberg): 4

Reaction (Ellenberg): 5

Nitrogen (Ellenberg): 3

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 3.5

July Mean Temperature (Celsius): 14.5

Annual Precipitation (mm): 1104

Height (cm): 60

Perennation - primary

Perennial

Life Form - primary

Hemicryptophyte

Woodiness

Herbaceous

Clonality - primary

Little or no vegetative spread

Count of 10km squares in Great Britain: 2725

Count of 10km squares in Ireland: 977

Count of 10km squares in the Channel Isles: 14

Atlas Change Index: 0.61

Weighted Changed Factor: 14

Weighted Change Factor Confidence (90%)

40

JNCC Designations

NBNSYS0000004518

Atlas text references

Atlas (293d) Aarssen LW
1981.  The biology of Canadian weeds. 50. Hypochoeris radicata L. Canadian Journal of Plant Science. 61:365-381. Grime JP, Hodgson JG, Hunt R
1988.  Comparative Plant Ecology. Hultén E, Fries M
1986.  Atlas of north European vascular plants north of the Tropic of Cancer. 3 vols. Meusel H, Jäger EJ
1992.  Vergleichende Chorologie der zentraleuropäischen Flora. Volume 3. 2 vols. Scott W, Palmer R
1987.  The flowering plants and ferns of the Shetland Islands. Turkington R, Aarssen LW
1983.  Biological Flora of the British Isles. No. 156. Hypochoeris radicata L. Journal of Ecology. 71:999-1022.