On 22/08/2012 10:28, David Hill wrote:
Well it looks as if everyone was stumped by this picture
http://i240.photobucket.com/albums/f.../closeup04.jpg
Sacha thought possibly sedum

Possibly. Flower shape is right.
Any chance of a view of the whole plant?

here is a larger view
http://i240.photobucket.com/albums/f.../closeup03.jpg
David @ the damp end of Swansea bay.

Wider out one looks more like a hydrangea with central male anthers on
the small central flower cluster surrounded by large sepals.

Again a picture from further back would make it clear.

Regards,
Martin Brown