Help with ID please

Help with ID please

Observation - Help with ID please. Description: This plant was found in small clumps on a 'beach' on the River Stour estuary at Mistley, Essex. I thought it to be one of the sea spurreys but the flowers and foliage do not seem to tie in. The Plant is very similar to sandwort but with pink flowers.

This plant was found in small clumps on a 'beach' on the River Stour estuary at Mistley, Essex. I thought it to be one of the sea spurreys but the flowers and foliage do not seem to tie in. The Plant is very similar to sandwort but with pink flowers.