poterion

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

pŏtērĭon, ii, n., = ποτήριον,

a plant , also called phrynion, perh. tragacanth , Plin. 25, 10, 76, § 123; 27, 12, 97, § 122.