Prunus and Pliny uses "prūnus silvestris" to mean the blackthorn. The word is not native Latin, but is a loan from Greek προῦνον ("prounon"), which is a variant of προῦμνον ("proumnon"), origin unknown. The tree is προύμνη ("proumnē"). Most dictionaries follow Hoffman, "Etymologisches Wörterbuch des Griechischen", in making some form of the word a loan from a pre-Greek language of Asia Minor, related to Phrygian. The first use of "Prunus" as a genus name was by Carl Linnaeus in "Hortus Cliffortianus" of 1737, which went on to become "Species Plantarum". In that work, Linnaeus attributes the word to "Varr.", who it
Prunus × incam Prunus × incam Prunus × incam, sometimes called the Okamé cherry, although that name rightly belongs to its Okamé cultivar, is a hybrid species of flowering cherry, the result of a cross between "Prunus incisa" (Fuji cherry) and "Prunus campanulata" (Taiwan or bellflower cherry). It is a small tree, reaching 8m, with silver bark and showy pink flowers. Its leaves are obovate or oblanceolate, 47 to 70mm long and 22 to 31mm wide. Its fall foliage is an attractive bronze-orangish-red. Due to its hybrid nature, fruit are rarely produced even though it produces large amounts of pollen, and so it