The final state redistricting trial in a nearly four-year legal battle over Florida’s political boundaries ended with both sides trading charges of partisan gerrymandering, some of them the same accusations that have been hurled in court since the beginning.

In closing arguments Dec. 17 before Leon County Circuit Judge George Reynolds, lawyers for the state Senate and a coalition of voting-rights groups made final pitches for their versions of a map for the Senate’s 40 districts.