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哪里榆树多
更新时间: 2020-09-08 00:00:00  

榆树主要产地在东北,东北地区榆树覆盖面积大。

榆树生于海拔1 000-2 500米以下之山坡、山谷、川地、丘陵及沙岗等处。长江下游各省有栽培。也为华北及淮北平原农村的习见树木。朝鲜、前苏联、蒙古也有分布。

为落叶乔木,高达25米。树干直立,枝多开展,树冠近球形或卵圆形。树皮深灰色,粗糙,不规则纵裂。单叶互生,卵状椭圆形至椭圆状披针形,缘多重锯齿。花两性,早春先叶开花或花叶同放,紫褐色,聚伞花序簇生,味道甜美,可生食或者蒸食。翅果近圆形,顶端有凹缺。花期3至4月;果熟期4至5月。

关键词: 哪里 榆树

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