But Texas (26-2, 11-1 SEC) fought through the slow start to take a 50-49 lead on Bryanna Preston's basket with just under 6 minutes to play and never trailed again.
Rori Harmon's consecutive baskets pushed the Texas lead to 61-56 before Booker closed out Texas' 10th straight victory. Texas also earned its third win over a top-10 opponent in a eight days.
Aneesah Morrow had 15 points and 20 rebounds to lead the Tigers (25-2, 10-2).
Takeaways
LSU: The Tigers let the Longhorns back in the game with a run of fouls in the third quarter. Texas scored eight of its last 10 points in the quarter from the free throw line stay within five heading into the fourth.
Texas: Freshman guard Justice Carlton got her first career start and finished with five points and six rebounds in 17 minutes. One of the top recruits in the country, the 6-foot-1 guard averages 6.2 points and had hardly seen the floor over the last few weeks. She had played just eight minutes over the previous six games.
Key moment
After Preston swished a 3-pointer with 1 minute left in the first half, Texas started the third quarter with an 8-0 scoring run.
Key stat
Texas went 21 of 21 from the free throw line.
Up next
Texas plays at Georgia on Feb. 24 while LSU hosts Georgia on Thursday.
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