Lewis Short
prūnum (noun N) : prunus
* A plum: cerea,Verg. E. 2, 53: cereola,Col. 10, 404; 12, 10, 2; Plin. 15, 13, 13, § 44: spini jam pruna ferentes,Verg. G. 4, 145; Ov. M. 13, 817; Mart. 13, 29, 1.
Charlton T. Lewis, Charles Short, A Latin Dictionary