Florilla Garrett 1835-1838 St. Francois Co Missouri

Who is the unknown Garrett father of Florilla Garrett?
Research indicates that Anna Grider Garrett is not her mother.

Preliminary Data:
Jemima Logan Tullock Garrett
Born: January 1777 in Abbeville County, South Carolina
Died: December 1843 in St. Francois County, Missouri
Buried: in Hamilton Cemetery near Bismark, St. Francois County, Missouri
Tombstone: "1777-Dec 1843, 66y 11 m-Born SC-W/O Samuel Tullock."

Nearby is grave of Florilla Garrett, tombstone inscribed "1835-1838 D/O Jemima Garrett."

http://www.rootsweb.com/~mowashin/cemetery/hamilton.htmlhttp://www.rootsweb.com/~mowashin/cemetery/hamilton.html