| 拒马河北京段湿地植物群落的种类组成及区系分析 |
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| 引用本文： | 龙海建,洪剑明,胡东,徐庆安.拒马河北京段湿地植物群落的种类组成及区系分析[J].首都师范大学学报(自然科学版),2011,32(1):49-53. |
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| 作者姓名： | 龙海建 洪剑明 胡东 徐庆安 |
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| 作者单位： | 首都师范大学生命科学学院,北京,100048 |
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| 基金项目： | 北京湿地生物多样性保护技术课题项目 |
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| 摘 要： | 采用样线法和样方法对拒马河北京段湿地植物群落的种类组成及分布进行了分析.结果表明:该湿地植物群落有植物49科、127属、192种.植物区系成分较为复杂,种子植物属的分布类型有15个,具有温带-热带的双重性质:以温带分部的属为主,其占种子植物总属数的65.46%;热带分布属占34.52%,说明也具有一定的热带亲缘性.单种属占总属数的72.44%,但优势科明显,以禾本科、菊科等为优势科.湿地植物群落的优势种类明显,以假稻的重要值最大,荩草、三叶鬼针草、犬问荆和酸模叶蓼的重要值次之,豆瓣菜、芦苇、薄荷、千屈菜和扁杆藨草的重要值较低,优势植物重要值的季节性变化明显.
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| 关 键 词： | 拒马河 湿地 重要值 植物区系 |
Floristic Composition and Characteristics of Dominant Species in Beijing Section of Juma River Wetland |
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| Long Haijian,Hong Jianming,Hu Dong,Xu Qing'an.Floristic Composition and Characteristics of Dominant Species in Beijing Section of Juma River Wetland[J].Journal of Capital Normal University(Natural Science Edition),2011,32(1):49-53. |
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| Authors: | Long Haijian Hong Jianming Hu Dong Xu Qing'an |
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| Institution: | Long Haijian Hong Jianming Hu Dong Xu Qing’an(College of Life Science,Capital Normal University,Beijing 100048) |
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| Abstract: | The investigation on the species composition and distribution of plant community in Beijing section of Juma river wetland with a integrated transect method and sampling method.The results that are analyzed show that there are 192 plant species,belonging to 49 families and 127 genera.Plant composition is more complex.The distribution of types of seed plants account for 15 types in the distribution of plant species,It has temperate-tropical dual nature,but the division is mainly temperate distribution that ac... |
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| Keywords: | Juma Rivers wetlands important values flora |
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