Here is a start for you

have not found Christopher PLUMBE birth, (not yet! )
if this is his parents then you have :-
Father Henry PLUMBE, married Elizabeth Tine REED in 1857 (#1358)
Births Amelia, father same, mother Elizabeth Tine REID born at Forest Creek in 1856 (#13673)
Henry, father same, mother Eliz Tine REED, born at Castlemaine in 1857 (#16626)
William Cuthbert, father same, mother Elizabeth REED, born at Chewton in 1860 (#9975)
Little William died aged 6 months at FOR (Forest Creek)in 1860 (#11802)
Mary Ann Elizabeth, father same, mother Elizabeth Tine REID, born at Sandridge in 1861 (#19366)
Clara Rose, father same, mother Elizabeth Tine REID,born at IRON (possibly Ironbark ,suburb Bendigo) in 1864 (#4896)
Little Clara died, father Harry, aged 4 months at Sand (Sandhurst aka Bendigo) in 1864 (#3145)
Margaret, father Henry, mother Elizabeth Jine REED at Sand (Sandhurst) in 1865 (#11381)
Little Margaret died aged 6 months at Sandhurst in 1865 (#9985)
Charles, father Henry, mother Elizabeth REED in Sandhurst in 1866 (#17674)
Harry Williams, father Henry, mother Elizabeth Tine REED at Sandhurst in 1869 (#11352)
Florence Knightingale, father Harry, mother Elizabeth REED at Sandhurst in 1871 (#19323)
Jane May Thomspson, father Henry, mother Elizabeth Tine REED at Sandhurst in 1875 (#12228)
Arthur Reuben, father Harry, mother Elizabeth Tine REID at Sandhurst in 1877 (#24915)
Grace, father Henry, mother Elizabeth REED, at Sandhurst in 1880 (#4840)
Notice the spelling of mum's name, the reference no. are the registration no. taken from Public Records Office of Victoria.