... usually has discoid, rather than pseudoradiate flowers. A view of the foliage, or of the bracts, would help to choose between this and Centaurea scabiosa and Centaurea debauxii.
I agree and having looked at my notes from that day I only listed C. scabiosa for that field. I was only 'playing about' with the new interaction feature and the photo as you can see was really of the moth, not necessarily of the plnat it was on. I'll amend my id of the plant.
Lat/Lng: 53.26, -1.7404
OS grid ref: SK174736
In the meadow part of this fantastic NNR