List of sources:
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Gunn, M. & Codd, L.E. Botanical exploration of southern Africa. Cape Town: Balkema, 1981.
National Union Catalogue, pre-1956 imprints. London: Mansell, 1968-1980.
Phillips, E.P. A brief historical sketch of the development of botanical science in South Africa and the contribution of South Africa to botany. South African Journal of Science, 1930, Vol. 27, pp. 39-80.
Ritchie, W. The history of the South African College, 1829-1918. Cape Town: T. Maskew Miller, 1918.
Royal Society of South Africa. Transactions, Vol. 2 (1910-1912), 3 (1913), 6 (1917-1918) and 19 (1931).
South African Association for the Advancement of Science. Report, 1909, 1910, 1911.
South African Journal of Science, 1930, Vol. 27, paper by Saxton.
South African Philosophical Society. Transactions, 1906-1907, Vol. 16, 17.
University of the Cape of Good Hope. Calendar, 1907/8.
Walter Theodore Saxton. Ancestry. Retrieved from https://www.ancestry.com/genealogy/records/walter-theodore-saxton-24-xygwqc on 26 August 2020.