V fresh, elegant looking fronds bout 1m - 1.5m tall, a lovely golden green colour with the light passing through, the laterals alternating
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I'm not very good with ferns neither but this is definitely not Bracken. It's likely to be a Dryopteris.
The fact that it is not forming a shuttle-cock but is more loosely formed might make it this one.
I meant to enter Dryopteris affinis agg. aka Dryopteris affinis s.l.. In the light of his comment I presume that Graeme intended the same.
Lat/Lng: 50.3436, -4.7947
OS grid ref: SX012530
country lane running alongside fields