List of sources:
Du Plessis, E.P. Botanical exploration in South Africa. In Cape Flora: Some of the lectures given on this theme at the University of Cape Town's Public Summer School, January-February 1972. University of Cape Town, Board of Extra-Mural Studies, 1972.
FamilySearch: Anne Vane Monson. https://www.familysearch.org/ark:/61903/1:1:QL7B-WW6Q?lang=en AND https://www.familysearch.org/en/tree/person/details/L2QG-83Y
Forbes, V.S. Carl Peter Thunberg. Travels at the Cape of Good Hope, 1772-1775. Cape Town: Van Riebeeck Society, Series 2, No. 17, 1986.
Gunn, M. & Codd, L.E. Botanical exploration of southern Africa. Cape Town: Balkema, 1981.
Nordenstam, B. Carl Peter Thunberg (1743-1828). Transactions of the Royal Society of South Africa, 1994, Vol. 49(2), pp. 161-174.
Oxford dictionary of national biography. Oxford University Press, 2004.
Vigne, R. Lady Anne Monson and the wonders of Cape flora. Quarterly Bulletin of the National Library of South Africa, 2007, Vol. 61(2), pp. 63-65.