North and Central America, Europe, South Africa, South Australia, New Zealand, Japan, Kazakhstan
It is used for starch, tannin, as a dye, as soap and for the wood. It is used in Medicine for its properties. It is widely cultivated for ornament in streets and parks throughout the temperate world. In Britain and Ireland, the seeds are used for the popular children's game conkers. The flower is the symbol of the city of Kiev. Biodiversity.
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