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.
Prunus speciosa is a deciduous tree typically 4–12 metres (13–39 ft) 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.
A tree 8 m in circumference and 800 years old is known on Ōshima island. It has been designated a national treasure.
Prunus speciosa in the Jardin des Plantes of Paris April 2013.
Prunus speciosa in the Jardin des Plantes de Paris April 2013.