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|synonyms_ref = 〔(【引用サイトリンク】title=The Plant List: A Working List of All Plant Species )〕 }} ''Prunus speciosa'', the Oshima cherry, Japanese オオシマザクラ (Oshima zakura), is native to Izu Ōshima island and the Izu Peninsula on Honshū near Tokyo, Japan.〔Germplasm Resources Information Network: (''Prunus speciosa'' )〕〔Bean, W. J. (1980). ''Trees and Shrubs Hardy in the British Isles'' 8th ed., vol. 3. John Murray ISBN 0-7195-2427-X.〕 ==Description== ''Prunus speciosa'' is a deciduous tree typically high. The leaves are 5–10 cm long and 3–6 cm broad, with a double-toothed margin, and an acuminate apex. The flowers are 2.5–4 cm diameter, with five white petals, gold stamens and brown sepals; they grow in clusters in the spring, and are hermaphroditic. The fruit is a small black cherry about 1 cm diameter.〔Huxley, A., ed. (1992). ''New RHS Dictionary of Gardening''. Macmillan ISBN 0-333-47494-5.〕〔Rushforth, K. (1999). ''Trees of Britain and Europe''. Collins ISBN 0-00-220013-9.〕〔More D., & White, J. (2002). ''The Illustrated Encyclopedia of Trees'' p. 545. Timber press, Portland, Oregon ISBN 0-88192-520-9.〕 A tree 8 m in circumference and 800 years old is known on Ōshima island. It has been designated a national treasure.〔Taafe, G., & Levy-Yamamori R. (2004). ''Garden Plants of Japan'' p. 197. Timber press, Portland, Oregon ISBN 0-88192-650-7.〕 Prunus speciosa in the Jardin des Plantes 002.jpg|Prunus speciosa in the Jardin des Plantes of Paris April 2013. Prunus speciosa in the Jardin des Plantes 004.JPG|Prunus speciosa in the Jardin des Plantes of Paris April 2013. Prunus speciosa in the Jardin des Plantes 001.jpg|Prunus speciosa in the Jardin des Plantes de Paris April 2013. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Prunus speciosa」の詳細全文を読む スポンサード リンク
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