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Plane trees are wind-pollinated. Male flower-heads fall off after shedding their pollen. [citation needed] After being pollinated, the female flowers become achenes that form an aggregate ball. The fruit is a multiple of achenes (plant systematics, Simpson M. G., 2006).
The London plane, or sometimes hybrid plane, Platanus × hispanica, [2] is a tree in the genus Platanus. It is often known by the synonym Platanus × acerifolia , a later name. It is a hybrid of Platanus orientalis (oriental plane) and Platanus occidentalis (American sycamore).
Fruit and leaves of Oriental plane. The oriental plane is found naturally in riverine settings, together with such trees as alder, willow and poplar. However, it is quite capable of survival and success in dry soils once it is established. It can grow into a massive tree with many examples hundreds of years old.
Platanaceae, the plane family, is a family of flowering plants in the order Proteales. The family consists of only a single extant genus Platanus, with twelve known species. [4] The plants are tall trees, native to temperate and subtropical regions of the Northern Hemisphere. The hybrid London plane is widely planted in cities worldwide.
Platanus occidentalis, also known as American sycamore, American planetree, western plane, [2] occidental plane, buttonwood, and water beech, [3] is a species of Platanus native to the eastern and central United States, the mountains of northeastern Mexico, extreme southern Ontario, [4] [5] and extreme southern Quebec. [6]
Platanus racemosa is a species of plane tree known by several common names, including California sycamore, western sycamore, California plane tree, and in North American Spanish aliso. [1] Platanus racemosa is native to California and Baja California , where it grows in riparian areas, canyons , floodplains , at springs and seeps , and along ...
Platanus × acerifolia, Platanus × hispanica, or hybrid plane, is a tree in the genus Platanus. It is often known by the synonym London plane [2] or London planetree. It is a hybrid of Platanus orientalis (oriental plane) and Platanus occidentalis (American sycamore). Platanus x hispanica Hybrid plane trees in Villa del Parque Train Station ...
The tree can grow as high as 80 feet (24 m) and has leaves that can be up to 8 inches (200 mm) wide. [2] It is a deciduous tree with leaves that turn a yellowish brown in autumn . [ 3 ] The leaves have five lobes that can grow up to 8 inches wide.