国产精视频分类精品,亚洲AV无码精品色午夜果冻不卡,538国产精品视

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紅楓又叫什么?????????
2019-10-09

紅楓又叫五葉楓,樹高2—4米,枝條多細長光滑,偏紫紅色。葉掌狀,5-7深裂紋,直徑5—10CM,裂片卵狀披針形,先端尾狀尖,緣有重鋸齒?;斏鷤惴炕ㄐ?,紫色。翅果,翅長2-3CM,兩翅間成鈍角。

落葉小喬木。樹姿開張,小枝細長。樹皮光滑,灰褐色。單葉交互對生,常叢生于枝頂。葉掌狀深裂,裂片5-9.裂深至葉基,裂片長卵形或披針形,葉緣銳鋸齒。春、秋季葉紅色,夏季葉紫紅色。嫩葉紅色,老葉終年紫紅色。傘房花序,頂生,雜性花?;ㄆ?-5月。翅果,幼時紫紅色,成熟時黃棕色,果核球形。果熟期10月。

葉和枝常年呈紫紅色,艷麗奪目,觀賞價值高,是我國重要彩色樹種。


国产精视频分类精品,亚洲AV无码精品色午夜果冻不卡,538国产精品视