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... rather than mouseear or chickweed, most stitchworts have lanceolate (narrow) leaves (wood stitchwort is an exception) while mouseears have hairy ovate leaves, and chickweeds glabrous(ish?) ovate leaves.
... your photograph also has the finely dissected foliage of Conopodium majus (pignut).
Lat/Lng: 55.767, -4.234
OS grid ref: NS599548