Tiny forget-me-not on shingle

Tiny forget-me-not on shingle

Observation - Tiny forget-me-not on shingle - UK and Ireland. Description: This is a tiny plant (flower 2mm across) which grows on the shingle (or thin soil on shingle) just behind the beach at Cuckmere Haven on the South Coast. It looks like a forget-me-not, but is it a special shingle variety?

This is a tiny plant (flower 2mm across) which grows on the shingle (or thin soil on shingle) just behind the beach at Cuckmere Haven on the South Coast. It looks like a forget-me-not, but is it a special shingle variety?