Paronychia kapela ssp serpyllifolia Silver Nailwort
This plant has much broader leaves than the similar P. argentea or P. capitata and is sold as a rockery plant for gardens by nurseries. It is native to the Pyrenees.
Cliffs near Gèdre, French Pyrenees 7th June 2009
Added on 23rd February 2011, updated 18th January 2021