Scientists have discovered why orchids are one of the most successful groups of flowering plants - it is all down to their relationships with the bees that pollinate them and the fungi that nourish them.

Experts in Britain and the United States are working to create an accurate record of the world's known plant species, and have so far reduced the global inventory by some 600,000 species.

A scientist based at the UK's Royal Botanic Gardens has prevented the world's smallest waterlily from becoming extinct.

Canopy giants and miniature fungi among 250 new species discovered in Kew’s 250th anniversary year.

The Kew’s Millennium Seed Bank has successfully collected 10 percent of the world’s plants with 1.7 billion seeds being stored to date.