Nobal Days' layup brought Tulane within 49-46 with 6:11 left, but Fletcher threw down a dunk as part of a three-point play, Malik Osborne added a dunk and Fletcher flushed another for a 56-46 Seminoles (2-1) lead.
The Green Wave rallied with an 8-1 run and closed within 57-54 with 1:56 left but missed their last three shots after Anthony Polite's layup closed the scoring. Polite grabbed 10 rebounds and Osborne nine for Florida State.
The Seminoles shot 22 for 55 (40%) including 16 of 22 missed 3-point attempts. Florida State's 9-for-16 effort helped Tulane stick around.
Tulane also missed seven foul shots (13 for 20), went just 9 for 26 from 3 and overall shot 29.1% (16 for 55).
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