A. Frisby

The Cuito catchment of the Okavango system: a vascular plant checklist for the Angolan headwaters

D. Goyder, N. Barker, F. M. Gonçalves, 2018, PhytoKeys.

Floristic analysis of semi-arid mountain ecosystems of the Griqualand West centre of plant endemism, Northern Cape, South Africa

S. Siebert, D. Cilliers, N. V. Staden, 2020, Biodiversitas Journal of Biological Diversity.

Plant endemism in Griqualand West, South Africa

S. Siebert, D. Cilliers, M. Struwig, 2019, South African Journal of Botany.

Redefining the Griqualand West Centre of endemism

A. Frisby, 2016 .