A MOTORCYCLIST remains in hospital with serious life-threatening injuries more than ten days after a collision involving a car - prompting a police appeal for witnesses.

The accident happened in Bowerdean Road, High Wycombe, at about 5.30pm on Thursday, June 5 between a black Triumph motorbike and a grey Audi TT.

The 25-year-old male motorcycle rider remains in John Radcliffe Hospital with serious life-threatening injuries, including multiple fractures. The Audi driver was uninjured.

Investigating officer PC Martin Woodford said: "I am appealing for anyone with any information about the collision or who saw what happened to contact police.

"I would also be interested to speak to anyone who witnessed the events leading up to the collision."

If you have any information which could help police with their enquiries call PC Woodford on 101 or the Crimestoppers charity anonymously on 0800 555 111.