Pictorial guide to the flora of the British Isles

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Centaurea debeauxii Gren. & Godr.

slender knapweed (Asteraceae / Compositae)

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BSBI Distribution Map

Centaurea debeauxii is very similar to Centaurea nigra, but has narrower phllary appendages (not completely obscuring the green part of the phyllaries behind), and with a more noticeably thickened stem below each inflorescence.

Cricklade (VC7: North Wiltshire); 2019-06-30

 slender knapweed / Centaurea debeauxii: _Centaurea debeauxii_ is very similar to _Centaurea nigra_, but has narrower phllary appendages (not completely obscuring the green part of the phyllaries behind), and with a more noticeably thickened stem below each 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