Sinapis alba subsp. dissecta

Tracheophyta MagnoliopsidaBrassicaceaeSinapisSinapis alba subsp. dissecta


An annual found as a casual on rubbish tips and around docks. Lowland.



World Distribution

This subspecies occurs in the more southern portion of the European range of the species.

Broad Habitats

Light (Ellenberg): 7

Moisture (Ellenberg): 4

Reaction (Ellenberg): 7

Nitrogen (Ellenberg): 6


Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 3.8

July Mean Temperature (Celsius): 15.5

Annual Precipitation (mm): 832

Life form information

Height (cm): 90

Perennation - primary


Life Form - primary

Therophyte (annual land plant)



Clonality - primary

Little or no vegetative spread

Distribution information

Count of 10km squares in Great Britain: 1082

Count of 10km squares in Ireland: 162

Count of 10km squares in the Channel Isles: 10

Atlas Change Index: -0.9

Weighted Changed Factor: -1

Weighted Change Factor Confidence (90%)


Distribution information

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.

Atlas text references