Don't know if you already have this, but this looks like Jessie with her family in 1871, also in Alphington Street:
1871 census RG10/2055 Folio 21 Page 34
Alphington St, St. Thomas Plymouth, Devon
PEARSE
Robert head m 53 Mason Bampton
Ann wife m 38 Mary Tavy
Ellen dau 21 Tavistock
Sarah " 19 "
Rebecca " 18 Camborne near Tavistock
Jessie " 14 Stoke Plymouth
Emma Jane " 12 Marie Town Plymouth
Mary " 9 "
Elizabeth " 7 "
Edith " 4 Ford near Plymouth
William Robert son 2 St Thomas Devon Exeter
Barbara