ἀχερωΐς

A. white poplar, Populus alba, elsewh. λευκή, Il. 13.389, A.R. 4.1476. (Expld. with ref. to Ἀχέρων, from the legend that it had been brought from the nether world by Hercules, Paus. 5.14.2.)

II. Ἀχερωΐδες ὄχθαι of the river Acheron in Asia Minor, Nic. Al. 13.