Scott Morrison labelled an ‘autocrat and bully who has no moral compass’ by Liberal senator Concetta Fierravanti-Wells

Senator, who has been relegated to an unwinnable spot on the Liberal party's NSW upper house ticket, says in parliament the fish stinks from the head'

• Download the free Guardian app; get our morning email briefing

Liberal senator Concetta Fierravanti-Wells has launched an extraordinary attack on the prime minister, Scott Morrison, labelling him an autocrat [and] bully who has no moral compass".

The senator - who has recently been relegated to an unwinnable spot on the Liberal party's NSW Senate ticket - used a late-night speech in the upper house on Tuesday to accuse the prime minister of destroying the Liberal party.