τραχὺς ἐντεῦθεν μελάμπυγός τε τοῖς ἐχθροῖς ἅπασιν → he is a tough black-arse towards his enemies, he is a veritable Heracles towards his enemies
νέπετα: ἡ, nepeta, = καλαμίνθη, Ἰω. Λυδ. 154, 19.