| 宁夏大罗山自然保护区种子植物区系特征 |
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| 引用本文： | 徐秀梅,董玉芝.宁夏大罗山自然保护区种子植物区系特征[J].干旱区研究,1997,14(2):19-24. |
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| 作者姓名： | 徐秀梅 董玉芝 |
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| 作者单位： | [1]宁夏 [2]农学院园林系 |
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| 摘 要： | 据统计，大罗山自然保护区种子植物有６５科、１６４属、２６３种。其中裸子植物有３科、６属、７种；被子植物有６２科、１５８属、２５６种。
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| 关 键 词： | 种子植物 植物区系 相似性系数 宁夏 大罗山 |
The Features of Seeds Flora in the Da Luo Mountain Nature Reserve in the Desert Land of Ningxia |
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| Xu Xiumei.The Features of Seeds Flora in the Da Luo Mountain Nature Reserve in the Desert Land of Ningxia[J].Arid Zone Research,1997,14(2):19-24. |
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| Authors: | Xu Xiumei |
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| Abstract: | According to our investigation, there are 65 families, 164 genera and 263species in Da Luo Mountain Nature Reserve of Ningxia. In which there are 3 families, 6 genera and 7 Gymnospermae species, 62 families, 158 genera and 256 angiospermae species.The basic features of the seeds flora are as follows: (1)The temperate floristic elementsoccupy a dominant position in Da Luo Mountain. (2)The floristic compositions are young andlittle ancient. (3)The floristic elements change as the height of the mountain ascending. (4)Da Luo Moumtain is ail external zone of many plants species distribution. (5)The characterof the plant flora is not obvious. |
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| Keywords: | Seeds plant flora |
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