List of sources:
Gunn, M. & Codd, L.E. Botanical exploration of southern Africa. Cape Town: Balkema, 1981.
McCracken, D.P. A new history of the Durban Botanic Gardens. Durban: Parks Department, 1996.
McCracken, D.P. & McCracken, P.A. Natal, the garden colony. Sandton: Frandsen, 1990.
Schrire, B.D. Centenary of the Natal Herbarium, Durban, 1882-1982. Bothalia, 1983, Vol. 14, pp. 223-236.