The victim is identified as 39-year-old Martha Carol Battles.
Authorities say she was last seen in a green four-door Buick Skylark with Florida license plate I81-VKK.
Investigators have recovered the car. They're asking anyone who saw this vehicle either in the Frenchtown area of Tallahassee, or anywhere between the Gadsden and Decatur County lines Saturday or Sunday, to contact the Gadsden County Sheriff's Office.
The number is 850-627-9233.