Tringale and Uihlein are the final two players selected to the USA team that will compete against 10 amateurs representing Great Britain and Ireland in the 42nd Walker Cup match, to be played Sept. 12-13 at Merion Golf Club in Ardmore, Pa.
Tim Jackson, 50, of Germantown, Tenn., has been named as the first alternate for the team. Ben Martin, 22, of Greenwood, S.C., will be the second alternate.
The eight players previously named to the USA team on Aug. 9 are Bud Cauley, Rickie Fowler, Brendan Gielow, Brian Harman, Morgan Hoffmann, Adam Mitchell, Nathan Smith and Drew Weaver. The captain of the USA team is George Buddy MarucciJr.
The USA has won the last two matches, posting one-point victories at Chicago (Ill.) Golf Club in 2005 and at Royal County Down in Newcastle, Ireland, in 2007. The USA leads the series overall, 33-7-1.
For the first time, the Walker Cup Match will comprise 18 singles matches and eight foursomes (alternate shot) matches in 2009. Ten singles matches will be played on Sunday.
This change marks only the second time in the 87-year history of the Walker Cup that the format has been altered.
From 1963 to 2007, the match comprised 16 singles matches and eight foursomes matches. From 1922 to 1961, the match comprised four foursomes matches on the first day of play and eight singles matches on the second day of play.