"Giles, Christopher (c. 1841-1917)". Australian National Botanic Gardens: Centre for Australian National Biodiversity Research (CANBR). Retrieved 12 May 2019.
"Still waters remember Ianthe". The Canberra Times. Vol. 67, no. 21, 081. Australian Capital Territory, Australia. 2 January 1993. p. 14. Retrieved 1 August 2016 – via National Library of Australia.