| 河南小秦岭自然保护区蕨类植物区系研究 |
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| 引用本文： | 袁志良,叶永忠,贾宏汝.河南小秦岭自然保护区蕨类植物区系研究[J].西北植物学报,2006,26(8):1677-1681. |
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| 作者姓名： | 袁志良 叶永忠 贾宏汝 |
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| 作者单位： | 1. 河南农业大学,生命科学学院,郑州,450002
2. 郑州大学,物理工程学院省离子束诱变育种及生物工程重点实验室,郑州,450052 |
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| 摘 要： | 小秦岭自然保护区共计有蕨类植物23科46属107种.其区系基本特征是:地理成分多样,区系联系广泛并具有一定的古老性;以温带性质为主,但有较明显的热带残遗性和亲缘性;特有现象明显,是东亚成分分布中心的一部分;隶属于华北区系,兼有强烈的西北和西南区系特色.
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| 关 键 词： | 蕨类植物 区系特征 小秦岭自然保护区 |
| 文章编号： | 1000-4025（2006）08-1677-05 |
| 收稿时间： | 2006-04-05 |
| 修稿时间： | 2006-04-052006-06-19 |
Pteridophyte Flora in Xiaoqinling Mountain Nature Reserve of Henan Province |
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| YUAN Zhi-liang,YE Yong-zhong,JIA Hong-ru.Pteridophyte Flora in Xiaoqinling Mountain Nature Reserve of Henan Province[J].Acta Botanica Boreali-Occidentalia Sinica,2006,26(8):1677-1681. |
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| Authors: | YUAN Zhi-liang YE Yong-zhong JIA Hong-ru |
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| Institution: | 1 College of Life Science, Henan Agricultural University, Zhengzhou 450002,China; 2 Henan Key Laboratory of Lionbeam Bioen gineering,Physical Science Sci-Tech Technology College,Zhengzhou University,Zhengzhou 450052,China |
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| Abstract: | There are 23 families,46 genera and 107 species of pteridophytes in Xiaoqinling Mountain Nature Reserve.Their floral characteristics are:they have diverse geographical elements,wide ranges of floral relations and ancient origins to some extent;they are dominated by temperate elements but maintain remarkable tropical vestige and blood;they,because of their remarkable specificities,are part of East-Asian elements;they belong to north China flora and have much in common with northwest China and southwest China florae. |
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| Keywords: | pteridophytes flora characteristic Xiaoqinling Mountain Nature Reserve |
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