L. Papius. AR serrate denarius, 79 BC. Trade Guild: Apothecaries?.

Head of Juno Sospita right, wearing goat's skin; bottle behind.
L PAPI in exergue, griffin springing right; round object with four arms below. 

Crawford 384/1, type 172; Sydenham 773; Papia 1. 
This object on the reverse used to be called a quatrefoil but it is definitely not a plant.

Sold by Jesus Vico S.A. - Auction 137, Lot 205, March 2014