(Πειρήνη), a daughter of Ache lous, Oebalus or Asopus and Methone, became by Poseidon the mother of Leches and Cenchrias (Paus. 2.2.3; Diod. 4.74). She was regarded as the nymph of the well Peirene near Corinth. which was believed by some to have arisen out of the tears which she shed in her grief at the death of her son Cenchrias. (Paus. 2.3.5.)
[L.S]A Dictionary of Greek and Roman biography and mythology
Smith, William
A Dictionary of Greek and Roman biography and mythology. William Smith, LLD, ed. 1890