Her name is sometimes spelled Rozzella, Rozila, or Rosella. The gravestone transcription spells it Rozila.
In the Federal Census of 1870, Rosella Fisher is age 44 VT, living at Diana, Lewis Co., NY. In the household are the following, all surname Kring: Chas 16, Chester 12, Lewis 10, Adelbert 7, Ida 1, & Lucinda 18.
In the Federal Census of 1880, she is Rosella Kring 54 VT. With her are: Chester 22 NY (NY/VT), Edelbert 17 NY (NY/VT) & Ida 11 NY (Ireland/VT).