Andrew Strauss and company prepare for the second ODI against the Aussies at Lord's.
The opener scored 82 off 41 balls in a four-wicket win at Southampton.
David Willey and Sam Billings rescued England after a middle-order collapse.
County cricket returned to England on Saturday.
Rashid became the first England spinner to record 150 ODI wickets while Campher top-scored with 68 for Ireland.
The new-look Bob Willis Trophy has replaced the traditional Championship campaign in the wake of the Covid-19 pandemic.
Stokes produced a player-of-the-match performance with an unbeaten 84 as England won the Cricket World Cup last July.
The 64-year-old former England all-rounder backed Brexit and has now been awarded a peerage.
Clarke wants Surrey, who were due to welcome 2,500 fans into Kia Oval this weekend, to honour Bob Willis by winning the competition named after him.
Injury to his team-mate has given another Kent player a chance to impress.