φλέγρα

A. Phlegra, an ancient name for Pallene in Thrace, prob. from its volcanic nature, Hdt. 7.123, Str. 7 Fr. 27; Φλέγρας πεδίον, in which the giants are said to have been conquered by the gods, Pi. N. 1.67, Ar. Av. 824; Φλεγραία πλάξ A. Eu. 295: pl. Φλέγραι Pi. I. 6(5).33.