This is an accumulation of images obtained on three separate days: 12/04/2012, 13/04/2012 and 16/04/2012
No interactions present.
Might it alternatively be N. goodeniana?
Certainly looks like N. goodeniana. However, I can't be 100% certain that all images are of the same species!
Lat/Lng: 51.4337, -2.7624
OS grid ref: ST470707