This punch-matrix represents a vine; it is incomplete: the handle is missing from this potter's tool, which was used to print a decoration in a mould for cutting sigillated ceramic. On the reverse, we can see traces of papillary tissue, a precious testimony to the potter's gesture.
Philippe Bet "Des poinçons-matrice bien authentiques in Philippe Bet, Bertrand Dousteyssier, Eclats arvernes, fragments archéologiques 1er-Ve siècles après J.-C., Presses Universitaires Blaise-Pascal, 2014, 340 p., ISBN 978-2-844516-665-4