1. Bachman, S., Moat, J., Hill, A., de la Torre, J. & Scott, B. (2011). Supporting Red List threat assessments with GeoCAT: geospatial conservation assessment tool. ZooKeys 150: 117 – 126.
https://doi.org/10.3897/zookeys.150.2109
2. Baum, D. A., Alverson, W. S. & Nyffeler, R. A. (1998). A durian by any other name: taxonomy and nomenclature of the core Malvales. Harvard Pap. Bot. 3: 315 – 330.
3. Bayer, C., Fay, M. F., De Bruijn, A. Y., Savolainen, V., Morton, C. M., Kubitzki, K., Alverson, W. S. & Chase, M. W. (1999). Support for an expanded family concept of Malvaceae within a recircumscribed order Malvales: a combined analysis of plastid atpB and rbcL DNA sequences. Bot. J. Linn. Soc. 129: 267 – 303.
4. ____ & Kubitzki, K. (2003). Malvaceae. In: K. Kubitzki & C. Bayer (eds), The families and genera of vascular plants 5: flowering plants dicotyledons. 225 – 311. Springer-Verlag, Berlin.
5. Boon, R. (2010). Pooley’s Trees of Eastern Southern Africa. 2nd Ed. Flora and Fauna Publications Trust, Durban.