Umbilicus rupestris

Tracheophyta MagnoliopsidaCrassulaceaeUmbilicusUmbilicus rupestris

Ecology

A perennial herb, growing on walls, in rock crevices and on stony hedge banks, mainly on acidic substrates. In Cornwall it has even been seen growing as an epiphyte on the boughs of large trees. 0-550 m (Berwyn Mountains near Pistyll Rhaiadr, Monts.).

Status

Native

World Distribution

Mediterranean-Atlantic element.

© P. Shannon

Broad Habitats

Light (Ellenberg): 6

Moisture (Ellenberg): 4

Reaction (Ellenberg): 5

Nitrogen (Ellenberg): 4

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 4.3

July Mean Temperature (Celsius): 14.9

Annual Precipitation (mm): 1125

Height (cm): 38

Perennation - primary

Perennial

Life Form - primary

Hemicryptophyte

Woodiness

Herbaceous

Clonality - primary

Little or no vegetative spread

Count of 10km squares in Great Britain: 784

Count of 10km squares in Ireland: 658

Count of 10km squares in the Channel Isles: 14

Atlas Change Index: -0.12

Weighted Changed Factor: 6

Weighted Change Factor Confidence (90%)

13

JNCC Designations

NBNSYS0000003488

External Species Accounts

Atlas text references

Atlas (135d) de Bolòs O, Vigo J
1984.  Flora dels Països Catalans, I. Introducció. Licopodiàcies-Capparàcies. French CN, Murphy RJ, Atkinson MGC
1999.  Flora of Cornwall.
Jalas & Suominen (1999)