Most Conservative House Members—PICTURES

Key Conservative Stand: Rep. Dennis Ross, R-Fla.,elected in the GOP sweep of the House in 2010, opposed the Senate version of the payroll-tax-cut extension that passed in December 2011. "I can't accept the Senate version of the bill, and I think the majority of us Republicans can't accept it," Ross said. (AP Photo/Phil Coale)

Key Conservative Stand: Freshman Rep. Ben Quayle, R-Ariz., staked out an anti-public-pension position, even forgoing his congressional benefits. “I opted out of my pension because I think it’s hypocritical for us to go after the federal pension system if we’re not going to do it ourselves," he said. (AP Photo/Matt York)

Key Conservative Stand: Rep. Jeff Miller, first elected to the House in 2001, has ranked among the Florida delegation's most conservative members. Miller, the chairman of the Veterans' Affairs Committee, voted against the repeal of "don't ask, don't tell." (AP Photo/Alex Brandon)

Key Conservative Stand: Rep. Bob Latta, R-Ohio, introduced bills in 2011 to eliminate automatic pay raises for lawmakers, to permanently repeal the estate tax, and to issue a Ronald Reagan commemorative coin. (AP Photo/Jay LaPrete)

Key Conservative Stand: Rep. Phil Gingrey, R-Ga., was among the first to join the Tea Party Caucus in 2010, although he has been less provocative than his fellow Georgians. (AP Photo/Charles Dharapak)

Key Conservative Stand: Rep. Diane Black, R-Tenn., came into the House with the tea party's freshman class in 2010. In recognition of her fundraising acumen, she was named as one of four freshman regional directors of the National Republican Congressional Committee. (AP Photo/Manuel Balce Ceneta)

Key Conservative Stand: Rep. Stephen Fincher, R-Tenn., supported the fiscal 2011 budget deal that President Obama struck with House GOP leaders in April 2011, but he earlier had been among the House lawmakers who rallied on the Senate steps in an effort to force the upper chamber to agree to larger spending cuts. “We were not sent here to go along and compromise,” he said. (AP Photo/Susan Walsh)

Key Conservative Stand: In January 2012, Rep. Doug Lamborn, R-Colo., decided to boycott President Obama’s State of the Union address. In a statement to constituents, Lamborn said he “believes the president is in full campaign mode and will use the address as an opportunity to bash his political opponents.” (Chet Susslin)

Key Conservative Stand: Rep. Tom Price, R-Ga., became chairman of the House Republican Policy Committee, the party's so-called idea factory. (Chet Susslin)

Key Conservative Stand: Rep. Lynn Westmoreland, R-Ga., was among the first members to join the Tea Party Caucus and served as a deputy whip in the 111th Congress as well as one of the vice chairs for the NRCC, helping recruit candidates in the South. (AP/PABLO MARTINEX MONSIVAIS)