Laura Robson will not add to her list of conquests one second Williams.
Femme fatale who came over Venus in the first round, the British met Serena for a place in the second round of the tournament in Rome.
The World No. 1 stays focused on her match that she won 6/2, 6/2 1h 13.
In the third round, Serena Williams, recent winner of the Madrid tournament, will cross the racket against the seeded No. 14 Dominika Cibulkova.
The Slovak has hardly beat the American egress from qualifications, Melanie Oudin (World 93rd), 5/7, 6/1, 6/3 2:11.