Description: An unmistakeable plant with a flower head composed of rigid spiny bracts surrounding the lilac or blueish flowers. The tall stems persist in a dead state well into the following year.

All names: Dipsacus fullonum L.; Dipsacus sylvestris Hudson; Dipsacus fullonum ssp. sylvestris (Hudson) P.Fourn; Dipsacus fullonum ssp. fullonum

Distribution Map from NBN: Dipsacus fullonum at National Biodiversity Network mapping facility, data for UK.

iNaturalist: Dipsacus fullonum at iNaturalist World Species Observations database.