第1个回答 2013-09-18
名称: 日本樱花 类别: 乔木 别名: 江户樱花 东京樱花 科名: 蔷薇科拉丁名: Prunus yedoensis Matsum
生态习性 ：喜光。喜肥沃、深厚而排水良好的微酸性土壤，中性土也能适应，不耐盐碱。耐寒，喜空气湿度大的环境。根系较浅，忌积水与低湿。对烟尘和有害气体的抵抗力较差。
形态特征 ：落叶乔木，树皮暗褐色，平滑；小枝幼时有毛。叶卵状椭圆形至倒卵形，长5-12cm，叶端急渐尖，叶基圆形至广楔形，叶缘有细尖重锯齿，叶背脉上及叶柄有柔毛。花白色至淡粉红色，径2--3cm，常为单瓣，微香；萼筒管状，有毛；花梗长约2cm，有短柔毛；3-6朵排成短总状花序。核果，近球形，黑色。花期4月，叶前或与叶同时开放。
园林用途 ：本种春天开花时满树灿烂，很美观，但花期很短，仅能保持1周左右就凋谢；适宜种植与山坡、庭院、建筑物前及园路旁。
产地分布 ：原产日本，中国多有栽培，尤以华北及长江流域各城市为多 .
Name: Japanese flowering cherry category: Tree alias: River household oriental cherry Tokyo oriental cherry grade: Rose family Latin name: Prunus yedoensis Matsum ecology habit: Happy light.Happy fertile, deep drains water the good slight acidity soil, the neutral soil also can adapt, does not bear salt alkaloid.Cold resistant, happy air humidity big environment.The root system is shallow, envies the ponding and low and damp.Is bad to the mist and dust and the noxious gas resistivity. Shape characteristic: Fallen leaf tree, bark dun, smooth; The small branch in childhood has the wool.Ye Luanzhuang ellipse to but actually oval, long 5-12cm, Ye Duanji gradually point, leaf base circular to broad wedge-shaped, the leaf margin has the thin sharp heavy denticle, on the blade babbitting arteries and the petiole has the fluff.Colored white to pale pink, diameter 2--3cm, often is a single-lobe, micro fragrant; The calyx tube tubular, has the wool; Pedicel long 2cm, has the short fluff approximately; 3-6 platoon becomes the short raceme.Stone fruit, near sphere, black.Flowering season in April, in front of the leaf or also opens with the leaf. Botanical garden use: This kind of spring blossoms when the full tree is bright, very artistic, but the flowering season is very short, only can maintain about 1 week to die of old age; In front of suitable planter and hillside, garden, building and garden roadside. Habitat distribution: Produces Japan originally, China has the cultivation, especially take North China and Yangtze valley various cities as many.本回答被网友采纳