Maximian Herculius. AE Follis. Lyons. 298 AD. 

IMP C MAXIMIANVS PF AVG, laureate head right
GENIO POP-VLI ROMANI, Genius standing left, modius on head,
 naked except for chlamys over left shoulder, holding 
patera and cornucopiae. 

B in left field. 
Mintmark LP. 

RIC VI Lyons 27b. Scarce.

With permission of Roma Numismatics, March, 2010