shedding light on the journey out of Africa for one of Australia's worst weeds
- Written by Bruce Webber, Principal Research Scientist, CSIRO

The scrubby harbour-side hills of a South African city recently revealed details of an historical event that transformed Australian coastlines. That event led to the arrival in Australia of a native South African shrub, bitou bush. The invader went on to become one of Australia’s worst weeds, smothering...