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北海道黄杨

花卉类别:绿化苗木
花卉简述:北海道黄杨(Euonymus japonicus)也称日本冬青、日本黄杨,为大叶黄杨的栽培变种,属卫矛科、卫矛属的常绿阔叶树种。1该品种树姿优美,四季常绿,秋季成熟果实开裂,露出红色假种皮,绿叶托红果,令人赏心悦目,现已成为我国大部分地区造林绿化及园林绿化的优新品种。

相册

产品介绍

北海(hai)道黄杨(yang)(Euonymus japonicus)也(ye)称日(ri)本冬(dong)青(qing)、日(ri)本黄杨(yang),为大叶黄杨(yang)的栽培变种(zhong),属(shu)卫矛科(ke)、卫矛属(shu)的常(chang)(chang)绿(lv)阔叶树种(zhong)。1该品种(zhong)树姿优美,四季(ji)常(chang)(chang)绿(lv),秋季(ji)成(cheng)熟果实(shi)开裂(lie),露出红(hong)(hong)色假种(zhong)皮,绿(lv)叶托红(hong)(hong)果,令人赏心悦目(mu),现已成(cheng)为我国大部(bu)分地区(qu)造林绿(lv)化及园林绿(lv)化的优新(xin)品种(zhong)。

形状特征

灌木,高(gao)可(ke)达3米(mi)(mi)(mi);小枝(zhi)四棱,具细微皱突(tu)。叶革质,有(you)光泽, 北(bei)海道黄杨 北(bei)海道黄杨 倒卵(luan)(luan)形(xing)或(huo)(huo)椭圆形(xing),长(zhang)(zhang)3-5厘(li)米(mi)(mi)(mi),宽2-3厘(li)米(mi)(mi)(mi),先端圆阔或(huo)(huo)急(ji)尖,基(ji)部(bu)楔形(xing),边(bian)缘具有(you)浅(qian)细钝齿;叶柄长(zhang)(zhang)约1厘(li)米(mi)(mi)(mi)。聚(ju)伞花(hua)(hua)(hua)序5-12花(hua)(hua)(hua),花(hua)(hua)(hua)序梗(geng)(geng)(geng)长(zhang)(zhang)2-5厘(li)米(mi)(mi)(mi),2-3次分(fen)枝(zhi),分(fen)枝(zhi)及(ji)花(hua)(hua)(hua)序梗(geng)(geng)(geng)均扁壮,第(di)三次分(fen)枝(zhi)常与(yu)小花(hua)(hua)(hua)梗(geng)(geng)(geng)等(deng)长(zhang)(zhang)或(huo)(huo)较短;小花(hua)(hua)(hua)梗(geng)(geng)(geng)长(zhang)(zhang)3-5毫(hao)米(mi)(mi)(mi);花(hua)(hua)(hua)白绿色,直径(jing)5-7毫(hao)米(mi)(mi)(mi);花(hua)(hua)(hua)瓣近卵(luan)(luan)圆形(xing),长(zhang)(zhang)宽各约2毫(hao)米(mi)(mi)(mi),雄蕊花(hua)(hua)(hua)药长(zhang)(zhang)圆状(zhuang),内向(xiang);花(hua)(hua)(hua)丝长(zhang)(zhang)2-4毫(hao)米(mi)(mi)(mi);子房每室(shi)(shi)2胚珠,着生中轴顶部(bu)。蒴果(guo)近球状(zhuang),直径(jing)约8毫(hao)米(mi)(mi)(mi),淡(dan)红色;每室(shi)(shi)1粒种(zhong)子,顶生,椭圆状(zhuang),长(zhang)(zhang)约6毫(hao)米(mi)(mi)(mi),直径(jing)约4毫(hao)米(mi)(mi)(mi),假种(zhong)皮桔红色,全包种(zhong)子。花(hua)(hua)(hua)期6-7月(yue),果(guo)熟(shu)期9-10月(yue)。


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