Research associated with the Bolus Herbarium covers a wide spectrum focused on aspects of the Cape Flora such as endemism, biogeography and systematics and evolution.

Systematic and evolutionary work is current on the following groups: 

  • Aizoaceae, C. Klak
  • Apocyncaceae, Crassulaceae, Euphorbiaceae, P.V. Bruyns
  • Bryophytes, T. Hedderson
  • Cyperaceae, M. Muasya
  • Psoralea, Otholobium & Aspalathus, C.H.Stirton & M. Muasya
  • Asteraceae, Cyperaceae, Poaceae, T. Verboom