Lewis Short
(adjective) : Paestum, i, n.
* A city of Lucania, formerly called Posidonia, celebrated for its twice-blowing roses, now Pesti: biferique rosaria Paesti,Verg. G. 4, 119; cf. Ov. M. 15, 708; Prop. 5, 5, 61: oppidum Paestum Graecis Posidonia appellatum,Plin. 3, 5, 10, § 71.—Hence
* Paestānus, a, um, , of or belonging to Poestum, Poestan: sinus,Cic. Att. 16, 6, 1: rosae,Ov. P. 2, 4, 28.—In plur.: Paestāni, ōrum, m., the Poestans, Liv. 37, 10.
Charlton T. Lewis, Charles Short, A Latin Dictionary