One of several small plants in grassy areas adjacent to hedgerows.
No interactions present.
Many thanks for corrected ID and agreements - title changed. Should have noticed that the leaves are too narrow and ends more pointed than in Common Ragwort; Oxford agreed.
Lat/Lng: 51.5738, -2.9471
OS grid ref: ST344865
Areas of waste ground between industrial units on the outskirts of Newport, south Wales