Full name Coins (RIC V1, 350-60) and Inscriptions (e.g. AE 1960, 104).

Brother of Tacitus SHA, V. Tac. 13. 6, 14. 4, V. Probi 11. 3, 13. 3, cf. 10.8, Pol. Silv. ( = Chron. Min. I 522), Aur. Vict. Caes. 36.2; uterine brother V. Tac. 17.4 (confirmed by the different nomen); germanus V. Tac. 14.1 (wrongly).

Praefectus praetorioiRole name: Praefectus praetorio (ὕπαρχος τῆς αὐλῆς) of Tacitus’s army against the Goths in Asia, Zos. I 63, Zon. XII 28; acclaimed emperor on Tacitus’s death Zos. I 64, Zon. XII 29, SHA, V. Probi 10.1.8, 11.3, V. Tac. 14.1, Aur. Vict. Caes. 36.2, in Cilicia Zon., cf. IG V2 5.3. 131-4; in Rome, Zos., Zon. (wrongly), by the senate Zon. (wrongly).

Probus was simultaneously acclaimed in Syria and Egypt, V. Probi 10.1, Zos., Zon.; Florian was killed by his own troops at Tarsus V. Tac. 14.2, V. Prob. 10.8, Zos. I 64.4, Zon. XII 29, Joh. Mal. 301-2, after a reign of 88 days Chron. a. 354 (= Chron. Min. I 148), 82 days Eus. Chron. Arm., 2 months, 20 days Eutr. IX 16 (cf. Orosius VII 24, Joh. Ant. Exc. de insid. 168, p. 112 de Boor); about 2 months V. Tac. 14. 2. 5; Aur. Vict. Caes. 37.1. For the dates 276 June 7 to Sept. 9, cf. Bull. Soc. Ant. 1965, p. 153. He left many children, V. Tac. 16.4. PIR² A 649.