You didn't provide any dates or approximate dates?
There is a possibility from Census and other data on familysearch.org that she is "Zara" Cox, wife of William Humphreys.
https://familysearch.org/pal:/MM9.3.1/TH-266-12875-170242-24?cc=1401638
Census 1850 Richlands, Onslow, NC
Wm Humphrey M 33 NC
Zary Humphrey F 28 NC
Julia Jane Humphrey F 9 NC
Chas Humphrey M 6 NC
Danl Humphrey M 4 NC
Wm Humphrey M 3 NC
Edw Humphrey M 2 NC
Hannah Humphrey F 50 NC
https://familysearch.org/pal:/MM9.1.1/MCX6-4CL
Census 1880 Richlands, Onslow, NC
SELF William Humphrey M 63 NC
WIFE Zadia Humphrey F 60 NC
DAU Laura A. Humphrey F 24 NC
DAU Sally Humphrey F 22 NC
SON Henry Humphrey M 19 NC
North Carolina, Deaths
Name: Jessa C. Howard
Burial 12 Feb 1932
Death 11 Feb 1932 Richlands Twp., Onslow, N.C.
Birth 26 May 1854 Richlands
Married Spouse Haywood E. Humphrey
Father William Humphrey Birth NC
Mother's Zara Cox Birth NC
Name Edward Humphrey
Burial 16 Feb 1932
Death 16 Feb 1932 Richlands Twp., Onslow, N.C.
Birth 09 Aug 1848 Richlands
Married Spouse's Annie Humphrey
Father's W. H. Humphrey Birth NC
Mother's Zara Cox Birth NC.
