这是什么树,是铁树吗

2025年04月07日 20:42
有4个网友回答
网友(1):

  铁树又名避火蕉,由于铁树树干如铁般坚硬,并且喜欢含有铁质的肥料,故此命名。在南方,铁树的枝叶和凤尾非常像,所以南方又称铁树为凤尾。


铁树

  铁树为常绿棕榈状木本植物,茎高1~8米。茎干圆柱状,不分枝。在生长点破坏后,能在伤口下萌发出丛生的枝芽,呈多头状。茎部宿存于的叶基和叶痕,呈鳞片状。叶从茎顶部长出,1回羽状复叶,长0.5~2.0米,厚革质而坚硬,羽片条形。小叶线形,初生时内卷,后向上斜展,微呈“V”字形,边缘向下反卷,先端锐尖,叶背密生锈色绒毛,基部小叶成刺状。雌雄异株,6~8月开花,雄球花圆柱形,小孢子叶木质,密被黄褐色绒毛,背面着生多数药囊;雌球花扁球形,大孢子叶宽卵形,上部羽状分裂,其下方两侧着生有2~4个裸露的直生胚珠。种子12月成熟,种子大,卵形而稍扁,熟时红褐色或橘红色。

  中文学名:苏铁

  拉丁学名:Cycas revoluta

  别称:凤尾蕉、避火蕉、凤尾松、金果、铁蕉、火蕉、番蕉

  界:植物界

  门:裸子植物门

  纲:苏铁纲

  目:苏铁目

  科:苏铁科

  属:苏铁属

  分布区域:亚洲东部及东南部、大洋洲及马达加斯加等热带、亚热带地区

  英文名:Cycas

网友(2):

中文学名:加拿利海枣
拉丁学名:Phoenix canariensis
别称:长叶刺葵、加拿利刺葵、槟榔竹

网友(3):

不太像铁树的枝条比较密

网友(4):

针葵,百度图片对照

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