Английский Этимологический словарь - hesperus

- M.E., poetic for "the evening star," from Gk. hesperos (adj.) "western." Hence also Hesperides, Gk. "daughters of the West," any of the nymphs, daughters of Hesperus, who guarded, with the aid of a dragon, the garden in which the golden apples grew, in the Isles of the Blest, at the western extremity of the earth.