mowed lawn at picnic area
exposed coastal platform
lawn edge - rather etiolated?
The pubescence made me a little suspicious, but I think this is still C. velutinum var. velutinum and not var. villosissimum.
The Caryophyllaceae, commonly called the pink family or carnation family, are a family of flowering plants. It is included in the dicotyledon order Caryophyllales in the APG III system, alongside 33 other families, including Amaranthaceae, Cactaceae, and Polygonaceae. It is a large family, with 86 genera and some 2,200 species.