Listed on her son's death certificate (you have to look at the actual image):
in the South Carolina, Death Records, 1821-1961
VIEW
Source Information
Ancestry.com. South Carolina, Death Records, 1821-1961 [database on-line]. Provo, UT, USA: Ancestry.com Operations Inc, 2008.
Original data: South Carolina. South Carolina death records. Columbia, SC, USA: South Carolina Department of Archives and History.
http://www.e-familytree.net/F138/F138151.htm
Family sheet at the end of page:
HUSBAND
Name: Francis Asbury Spearman Born: 1816 Married: Died: 1893 Father: David Samuel Spearman Mother: Nancy Clardy
WIFE
Name: Frances Lenora Slatton Born: 1810 Died: 1887 Father: William Slatton Mother: Sarah Honea
More info contact: Rob Salzman, email: genealogy at e- family tree .net (but with no spaces).
**Also look here:
Frances Lenore Slatton 1810 - 1887 (76 years)
http://www.gordonhuff.com/getperson.php?personID=P32331&tree=1