Petrorhagia nanteuilii is a species of flowering plant in the family Caryophyllaceae. Common names include childing pink, productive carnation, proliferous pink and wild carnation It is an annual that grows to 50 cm tall. Leaves are linear, opposite and stem clasping. Small pink flowers are produced in small ovoid heads, with usually only one flower visible at a time. These are followed by ovoid seed capsules. (Wikipedia)