Fla. Stat. § 694.07
The state does hereby grant and confirm to purchasers, grantees and assigns of the several railroad companies which accepted the provisions of the act entitled, "An Act to provide for and encourage a liberal system of internal improvements in this state," approved January 6, 1855, and their assigns, the lands and titles thereto which were granted to the state by the United States to aid in the construction of certain railroads in the state, by Act of Congress, approved May 17, 1856, which said land has been selected and located for the several railroad companies accepting the provisions of said act along the line of their respective roads, to the extent and proportion to which they severally became entitled under said act to provide for and encourage a liberal system of internal improvements in this state and the Act of Congress granting the same above referred to. And to confirm and convey the title to any lands which may hereafter be selected and approved to the state for the use of the several railroads as aforesaid, to the purchasers, grantees and assigns of said railroads.
Fla. Stat. § 694.07