Had found the above info re: Charles Frederick NELSON prior to Carol's posting.
Adding here just in case it's of interest.
-- 1901 - divorce from Johanna NELSON
-- Charles Frederick NELSON remarried 1903 to Sarah CHRISTIE.
-- Charles (labourer) and Sarah residing 1905-06 and 1908, at Greenhills (Southland-Awarua roll)
-- NZ Naturalisation : Charles Frederick NELSON - 62 years [bc 1848] -- Birthplace : Kalmar*, Former Nationality: Swedish, Occupation: Farmer, Resident City: Greenhills, Naturalisation date: 2 June 1910
-- Charles and Sarah NELSON on e/roll at 72 Ferguson St. Palmerston North - 1911.
-- Charles Frederick NELSON d. 1918 at Palmerston North. (Surprisingly, his headstone photo has his name as "Frederick C. NELSON" ?? ) Death notices published in local paper as well as in "Southland Times".
-- Probate file : Charles Frederick NELSON - his will mentioned wife, Sarah, and a son named as Charles NELSON. An affidavit stated that he was a Naturalised British Subject, and gave his birthplace as "Kalana"** , Sweden.
[Note: * "Kalmar", Sweden (birthplace shown on Naturalisation index) ** "Kalana", Sweden, (as given in affidavit on Probate record. ]