Our World in Pictures: Trees, Leaves, Flowers & Seeds

Sarah Jose (author) is a science writer and editor, who left the botany laboratory to share her deep love of plants with the world. Dr Jose has previously collaborated on DK's beautiful book Flora: Inside the Secret World of Plants.

Chris Clennett (consultant) is a professional horticulturist and botanist. Dr Clennett has written books, scientific papers, and plant profiles, and was the Wakehurst garden manager in West Sussex for more than 30 years.