PerthNow reports

DIEBACK is threatening 40 per cent of South-West native plants species and has pushed some toward extinction, scientists warn.

Department of Environment and Conservation says a destructive pathogen which causes Phytophora dieback, known as the biological bulldozer, is spread through soil, water and plant tissue.

read the full article at the [SOURCE: PerthNow -  Dieback threat to WA plant species].