Tuberaria guttata

Tracheophyta MagnoliopsidaCistaceaeTuberariaTuberaria guttata


An autumn- and spring-germinating annual found in bare patches of thin, dry soil overlying hard igneous rock in open areas within wind-cut heath near the sea. In Ireland it sometimes grows in areas where burning has taken place the previous year. It may occur with a sparse growth of other small annuals, and is typically found in lichen-rich communities. Lowland.



World Distribution

Mediterranean-Atlantic element.

Broad Habitats

Dwarf shrub heath (cover of dwarf shrubs at least 25%)

Light (Ellenberg): 9

Moisture (Ellenberg): 2

Reaction (Ellenberg): 5

Nitrogen (Ellenberg): 1


Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 5.7

July Mean Temperature (Celsius): 15.5

Annual Precipitation (mm): 1069

Life form information

Height (cm): 15

Perennation - primary


Life Form - primary

Therophyte (annual land plant)



Clonality - primary

Little or no vegetative spread

Count of 10km squares in Great Britain: 5

Count of 10km squares in Ireland: 10

Count of 10km squares in the Channel Isles: 4

Distribution information

Plantatt Conservation Status


JNCC Designations


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.