Cirsium eriophorum

Tracheophyta MagnoliopsidaAsteraceaeCirsiumCirsium eriophorum

Ecology

A robust monocarpic perennial herb occurring in dry, often ungrazed, grasslands, open scrub and woods on limestone, chalk and lime-rich clay. It also grows in disturbed habitats created by quarrying. 0-310 m (Hassop Mines, Derbys.).

Status

Native

World Distribution

European Temperate element.

© K.J. Walker, BSBI

Broad Habitats

Calcareous grassland (includes lowland and montane types)

Light (Ellenberg): 8

Moisture (Ellenberg): 4

Reaction (Ellenberg): 8

Nitrogen (Ellenberg): 5

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 3.6

July Mean Temperature (Celsius): 16

Annual Precipitation (mm): 745

Height (cm): 150

Perennation - primary

Biennial, including monocarpic perennials

Life Form - primary

Hemicryptophyte

Woodiness

Herbaceous

Clonality - primary

Little or no vegetative spread

Count of 10km squares in Great Britain: 447

Count of 10km squares in Ireland: 0

Count of 10km squares in the Channel Isles: 0

Atlas Change Index: -0.08

Weighted Changed Factor: -28

Weighted Change Factor Confidence (90%)

30

JNCC Designations

NBNSYS0000004489