If you purchased a storage plan through Google Wallet, the entry will begin with GOOGLE on your billing statement. View the transaction history in your account for more details about purchases made through Google Wallet.
If you see charges for purchases made through Google Wallet, but you never created an account, check with members of your household or business to confirm that they haven't placed the order. If you're still unable to recognize the charge, report the unauthorized purchase within 60 days of the transaction.