1850 census for Western District, Franklin Parish LA enumerates the household of Miles Floyd as Miles Floyd, 32, b. LA Amanda Floyd, 32 b. MS Clinton Iler, 14 b. LA Adeline Iler, 12 b. LA Malissa Iler, 11 b. LA John P. Iler, 8 b. LA Robert H Iler, 4 b. LA Elizabeth Floyd, 3 b. LA David S Floyd, 1 b. LA Martha J Floyd, 16 b. LA John Floyd, 64 b. VA
There is a marriage for a Miles Floyd to Sarah Minor 5 Nov 1840 in Ouachita Parish LA, and Miles' marriage to Amanda Ilers in Franklin Parish LA 14 Oct 1845.Based upon how the names are listed in the census, it could be possible that Martha is some other relation to Miles.
It's possible that the following Floyds who married in Ouachita Parish are related to Miles: Mary Floyd m. Theophilus Gerod 11 Feb. 1840 John Floyd m. Lavina Nelson 16 Aug 1836 Lucinda Floyd m. William Williams 29 Mar 1832 Vina Floyd m. Louis Epinet 24 Jan 1840 (possibly widow of John Floyd?)