He did considerable fieldwork on Australia's ethnobotany, concentrating on plants that had either a medicinal function or toxic effects.and his papers on these topics are to this day cited by specialists as key works.
He did considerable fieldwork on Australia's ethnobotany. He was concentrating on plants. These plants had either a medicinal function or toxic effects.and his papers on these topics are to this day. This day was cited by specialists as key works.