CHARLOTTE, N.C. -- Democratic super PACs and other outside political groups will be deprived of the party's most generous 2010 bankroller this election: Donor and bundler extraordinaire Ben Barnes is repudiating the outfits that don't provide full financial disclosure.

Since the 2008 election, the 74-year-old Texan has been the lobbyist who, along with his family, has given the most to Democrats  -- more than $900,000 in donations to candidates and committees, according to the Center for Responsive Politics. He has been in Charlotte all week for the Democratic convention with a few aides and was spotted busting a ...