A 64-year-old man has been hospitalised with serious injuries after crashing into a white Mercedes on a junction in Amersham.

The man was cycling north on Plantation Road from the junction of Woodside Road at around 10:15am on Friday, May 10, when the incident happened.

He crashed into a white Mercedes C200 convertible at the junction of Blackhorse Crescent and fractured his ribs, punctured a lung and sustained grazing from the collision.

The 64-year-old remains in hospital as of Wednesday, May 15.

PC Alistair Bennett of the Roads Policing Unit said: “I’m appealing to anybody who witnessed this collision to please contact Thames Valley Police, particularly if you have dash-cam that has captured the collision.

“I am particularly looking to speak to the driver of a blue car that was near to the junction at the time of the collision, as I believe they may have witnessed the incident.

“This vehicle is described as a blue ‘box square’ style vehicle. I would urge this driver to contact us as you may have vital information to assist this investigation.”

Anyone with information about the crash can contact the police by making a report online or by calling 101, quoting reference 43240216527.