Langue Pandras

In the Life of Chaucer prefixed to the Aldine edition of his poetical works, there is published, for the first time, "a very interesting ballad," "addressed to him by Eustache Deschamps, a contemporary French poet," of which I beg leave to quote the first stanza, in order to give me the opportunity of inquiring the meaning of "*la langue Pandras*," in the ninth line: "O Socrates, pleins de philosophie, Seneque en moeurs et angles en pratique, Ovides grans en ta poeterie, Bries en parier, saiges en rethorique, Aigles tres haulte qui par ta theorique Enlumines le regne d'Eneas L'isle aux geans,…