Bush-tucker plants were spread by hand across mountainous regions in New South Wales by Indigenous people, according to a new scientific theory published today.
The Black Bean Tree Seed – a mystery solved
A tropical rainforest tree, which originates in Cape York
The tree's heavy, toxic seeds are not eaten or distributed by animals
While seeds drift in rivers, it's a scientific mystery how the species reached mountain tops
It's known the seeds were cooked by Indigenous people as a bush damper
Newly published DNA research from a team of scientists and indigenous collaborators upturns botanical history, pointing to a vast and unacknowledged human influence in the distribution of Australia's native plants.