Q.Flower Identification
Hi, Would anyone be able to identify this flower please ?

Certified GKH Gardening Expert
This flower shape is present with, both, Asters and Thistles. If the leaves have spines then I would be inclined to say Thistle. If the leaves are spineless, then I would be inclined to say that it is an Aster species.
Here are some articles that will help:
https://www.gardeningknowhow.com/plant-problems/weeds/canada-thistle-control.htm
https://www.gardeningknowhow.com/ornamental/flowers/asters/growing-asters.htm