Eranthis hyemalis

Tracheophyta MagnoliopsidaRanunculaceaeEranthisEranthis hyemalis

Ecology

A small, tuberous perennial, dying back in summer. It is naturalised, sometimes in large numbers, in open woodland, grassland and scrub associated with habitation, under park trees, in gardens and on road verges. Lowland.

Status

Neophyte

World Distribution

Native of S. Europe from Italy to Bulgaria, and of Turkey; widely naturalised in Europe outside its native range.

Broad Habitats

Light (Ellenberg): 3

Moisture (Ellenberg): 5

Reaction (Ellenberg): 7

Nitrogen (Ellenberg): 6

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 3.4

July Mean Temperature (Celsius): 15.6

Annual Precipitation (mm): 716

Height (cm): 15

Perennation - primary

Perennial

Life Form - primary

Non-bulbous geophyte (rhizome, corm or tuber)

Woodiness

Herbaceous

Clonality - primary

Little or no vegetative spread

Comment on Clonality

Corms may well disintegrate when old; would then have 31 as secondary

Count of 10km squares in Great Britain: 614

Count of 10km squares in Ireland: 0

Count of 10km squares in the Channel Isles: 0

Atlas Change Index: 1.59

Weighted Changed Factor: 49

Weighted Change Factor Confidence (90%)

34

JNCC Designations

NBNSYS0000002695

Atlas text references

Atlas (18c)
Jalas & Suominen (1989)