Sinapis alba subsp. dissecta
An annual found as a casual on rubbish tips and around docks. Lowland.
This subspecies was recorded from the wild in Britain in 1859 (Surrey). There are very few recent records, but it is probably under-recorded.
This subspecies occurs in the more southern portion of the European range of the species.
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
1986. Atlas of north European vascular plants north of the Tropic of Cancer. 3 vols.
Jalas & Suominen (1996) .
1991. Crucifers of Great Britain and Ireland. Botanical Society of the British Isles Handbook no. 6. .
1997. The new Oxford Book of Food Plants.