Not for use in UK newspapers until 25 Oct 2012 Mandatory Credit: Photo by Stephen Simpson / Rex Features (1939174j) A Maidenhair bonsai tree turns a stunning yellow Autumn in Kew Gardens, London, Britain - 21 Oct 2012 The tree is a unique species with no close relatives. It has been described as a 'living fossil' as it is the sole survivor of a group of trees older than dinosaurs . This specimen was recently imported from Japan.