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Anatomical Structure of Iris mandshurica Leaves
Author(s): 
Pages: 50-51,69
Year: Issue:  11
Journal: JOURNAL OF NORTHEAST FORESTRY UNIVERSITY

Keyword:  长白鸢尾叶表面气孔超微结构;
Abstract: 通过扫描电镜(SEM)技术、常规石蜡切片技术,以及光学显微镜对长白鸢尾叶片结构,表皮、角质层及气孔器的形态结构,气孔外拱盖及拱盖内缘进行了观察.结果表明:长白鸢尾叶片表皮细胞多为矩形,垂周壁为平直.叶片两面均有气孔器,其类型为无规则形,气孔下陷明显.角质层致密,具乳突,维管组织发达.这些形态特征是植物自身对环境抗旱适应的一种表现.
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