Platanus × acerifolia, the London plane, London planetree, or hybrid plane, is a tree in the genus Platanus. It is often known by the synonym Platanus × hispanica. It is usually thought to be a hybrid of Platanus orientalis (oriental plane) and Platanus occidentalis (American sycamore). Some authorities think that it may be a cultivar of P. orientalis.
The London plane is a large deciduous tree growing 20–30 m (66–98 ft), exceptionally over 40 m (131 ft) tall, with a trunk up to 3 m (10 ft) or more ...