Council of Heads of Australasian Herbaria
Born at 'Tambo Station', Qld, 24 April 1879, died in Qld, July 1971,
One of seven children, to a grazier, Terrick Alfred Hamilton (1851-1925), and Alice nee Scott (1851-1929).
Mueller recruited Rose as a collector via a letter to her grandmother, Sarah Ann Scott nee Rusden (c.1810-1896) who passed the request for specimens on to Rose's mother, Alice.
Rose collected specimens at 'Tambo Station'. Rose's first cousins (once removed) Harriet and Helena Scott also collected MEL specimens.
In 1900, Rose married a grazier, William Leonard Cowen (c.1866-1935), and they had two sons. The Cowens lived on 'Longford Station', 1907-1919.
Rose died in 1971 in her 92nd year.
Source: extracted from: Maroske, Sara and Vaughan, Alison (2014) 'Ferdinand Mueller's female plant
collectors: a biographical register', Muelleria Vol.32 [consult for source references]