Lewis & Short

2. Narcissus, i, m.,

  1. I. Narcissus, the son of Cephisus and the nymph Liriope. He was exceedingly beautiful, and fell so violently in love with himself on beholding his image in a fountain, that he wasted away with desire, until he was changed into the flower of the same name, Ov. M. 3, 407 sq.
  2. II. Narcissus, a freedman of Claudius, by whose orders Messalina was put to death, Tac. A. 11, 29 sqq.; Juv. 14, 329.