Armeria berlengensis is a flowering plant, a member of a mostly Mediterranean group including the thrifts and sea pinks. It is endemic to the Berlengas, a Portuguese archipelago, where it occurs on the rocky granitic slopes of the islands. It is common on both Berlenga Grande Island and Farilhões. It is a shrub about 40 cm in diameter, which flowers in April and May. The flowers are small, pale pink, and grouped into inflorescences at the end of long pedicels.