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| 江西玉山信江源自然保护区种子植物区系初步研究 | |
| 引用本文： | 金明霞,涂业苟,赖雨欢,刘晓华,张自斌.江西玉山信江源自然保护区种子植物区系初步研究[J].甘肃农业大学学报,2012,47(1):88-94,102. |
| 作者姓名： | 金明霞 涂业苟 赖雨欢 刘晓华 张自斌 |
| 作者单位： | 1. 江西省林业科学院,江西南昌,330032 2. 赣州市林业技术推广站,江西赣州,341000 3. 江西九连山国家级自然保护区管理局,江西龙南,341701 |
| 基金项目： | 江西省科技厅项目(2010JX00458) |
| 摘 要： | 对江西玉山信江源自然保护区植物的种类组成和区系成分进行了统计分析.结果表明:本区分布的种子植物共计175科643属1 241种,其中裸子植物7科15属18种,被子植物168科628属1 223种.含20种以上的科共14科,单、寡种属共596属,其区系地理成分复杂多样,在植物区系组成中具有重要作用.在科的分布区类型中,泛热带分布科59科,世界分布科51科;属和种的分布区类型中,都是泛热带分布最多,北温带分布次之. |
| 关 键 词： | 植物区系 地理成分 种子植物 江西 玉山信江源保护区 |
Preliminary study on flora of seed plants in Yushan Xinjiangyuan Nature Reserve in Jiangxi Province |
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| JIN Ming-xia , TU Ye-gou , LAI Yu-huan , LIU Xiao-hua , ZHANG Zi-bin.Preliminary study on flora of seed plants in Yushan Xinjiangyuan Nature Reserve in Jiangxi Province[J].Journal of Gansu Agricultural University,2012,47(1):88-94,102. | |
| Authors: | JIN Ming-xia TU Ye-gou LAI Yu-huan LIU Xiao-hua ZHANG Zi-bin |
| Institution: | 1.Jiangxi Academy of Forestry,Nanchang 330032,China;2.Ganzhou Forestry Technical Extension Station, Ganzhou 341000,China;3.Jiangxi Jiulianshan National Nature Reserve Administrative Bureau,Longnan 341701,China) |
| Abstract: | The species composition of seed plants and its flora in Yushan Xinjiangyuan Nature Reserve were statistically analysised.The results showed that there were 1 241 species of seed plants belonging to 643 genera in 175 families.Among them,there were 18 species of Gymnospermae belonging to 15 genera of 7 families,and 1 223 species of Angiospermae belonging to 628 genera of 168 families.There were 14 families which consist of more than 20 species,and 596 genera were monotypic or oligotypic genera.The geographical floristical component in Yushan Xinjiangyuan Nature Reserve was very complex.Among the distribution types of families,Pantropic type was the dominant(59 families),followed by Cosmopolitan type(51 families);Among the distribution types of genera and species,Pantropic distribution type was the dominant,followed by North Temperate distribution type. |
| Keywords: | flora phytogeography seed plant Jiangxi Xinjiangyuan Nature Reserve |
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