Florian AE Antoninianus. Rome mint. 

IMP C FLORIANVS AVG, radiate, draped and cuirassed bust right.
VIRTVS AVG, emperor standing right, holding globe and spear.

Mintmark XXIS (XXI digamma).

RIC V-1, 47, Cohen 97.

With permission of Numismatik Lanz München, Nov. 2003.