1. Fynbos Node South African Environmental Observation Network (SAEON) Cape Town South Africa
2. Centre for Statistics in Ecology, the Environment and Conservation, Department of Statistical Sciences University of Cape Town Cape Town South Africa
3. Centre for Statistics in Ecology, the Environment and Conservation, Department of Biological Sciences University of Cape Town Cape Town South Africa
4. Natural Resources and the Environment, Council for Scientific and Industrial Research (CSIR) Stellenbosch South Africa
5. Centre for Invasion Biology, Department of Botany and Zoology Stellenbosch University Stellenbosch South Africa