"I wanted to give her a hug, just say congratulations on an exceptional, remarkable career.
"She’s an exceptional person, a great fighter, a great competitor, and very well-loved and respected in the locker room.
"She’s going to be sorely missed. I wanted to give her the appreciation that she thoroughly deserves," Barty said.
Kirsty Wigglesworth/AP
The Australian said it was a pleasure "to share the court with Carla".
"She's a fighter, she's an incredible competitor. She's a lovely person and genuinely you can't find one bad word to say about her."
Suarez Navarro, playing in front of her proud mother who was recording most of the action from her players' box on a mobile phone, said she plans to finish up her playing career at this year's US Open.