China's Peng Shuai beat 2009 champion Vera Zvonareva of Russia 4-6, 6-0, 7-5 on Wednesday in the first round of the BNP Paribas Open.

Zvonareva returned to play at the Australian Open after being sidelined since the London Olympics in August 2012 because of right shoulder problems.

In other early matches on opening day of the 12-day, $10.5 million event, Shelby Rogers was a 6-0, 6-4 winner over the Czech Republic's Petra Cetkovska; Lauren Davis beat Taiwan's Yung-Jan Chan 6-4, 6-3; Serbia's Bojana Jovanovski topped Alison Riske 3-6, 6-3, 6-3; Germany's Annika Beck beat Switzerland's Stefanie Voegele 6-2, 2-6, 7-5; Austria's Yvonne Meusburger ousted the Czech Republic's Iveta Melzer 6-4, 6-2; and Belgium's Yanina Wickmayer beat Slovakia's Anna Schmiedlova 3-6, 6-2, 6-4.