A "miracle berry" that can alter taste buds and a new snowdrop found through a Facebook post are among the plant and fungi species discovered this year.

The Royal Botanic Gardens, Kew, is highlighting its weird and wonderful discoveries from 2019.

Dr Martin Cheek, a botanist and scientist at Kew, says the discoveries could "help us tackle some of the critical challenges facing humanity today".

These are the top 10 highlights: