Green's place in fifth Test team under the microscope

Cameron Green's place in the Test team is a talking point because of his lack of runs this Ashes. (James Ross/AAP PHOTOS)

Steve Smith has launched an impassioned defence of Cameron Green but can't guarantee the out-of-form allrounder's place in the XI for the Ashes series finale.

Australia's stand-in captain insists all options are on the selection table for the fifth Test, including using both allrounders Green and Beau Webster at the SCG and leaving out spin for the third time in four starts.