Pictorial guide to the flora of the British Isles

Home ⟩ Pictorial Guide ⟩ Asteraceae / Compositae ⟩ Centaurea nigra / common knapweed

Centaurea nigra L.

common knapweed (Asteraceae / Compositae)

 SpreadBias within British IslesDirection of bias
Very widespreadNegligible tendencyNW
Online Atlas of British and Irish Flora
BSBI Distribution Map

Habitus

Oxford (VC23: Oxfordshire); 2013-10-29

 common knapweed / Centaurea nigra: Habitus

Inflorescence

Heaton Mersey (VC59: South Lancashire); 2007-06-26

 common knapweed / Centaurea nigra: Inflorescence

All images copyright © Christopher J. Dixon unless otherwise indicated.

L-R: Bidens tripartita, Melilotus officinalis, Mimulus guttatus, Thalictrum flavum, Ranunculus peltatus, Anchusa arvensis, Malva alcea, Lolium perenne