| 摘要: |
| 该研究报道了广东省湛江市霞山区发现的中国大陆旋花科番薯属一新归化种——槭叶小牵牛(Ipomoea wrightii A. Gray)。该种原产热带美洲,引入并归化于中国台湾。通过野外调查,获得该种的详细特征和生境信息,并简要讨论了该种潜在的生态风险。 |
| 关键词: 槭叶小牵牛, 归化, 番薯属, 外来植物 |
| DOI：10.11931/guihaia.gxzw201612032 |
| 分类号:Q949 |
| 文章编号:1000-3142(2017)12-1533-04 |
| Fund project:国家科技部科技基础性工作专项项目(2014FY120400); 上海市绿化与市容管理局项目(G152432)[Supported by the National Basic Research of the Ministry of Science and Technology, China(2014FY120400); Shanghai Municipal Administration of Landscaping and City Appearance(G152432)]。 |
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| Ipomoea wrightii A. Gray a newly naturalized species in mainland of China |
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WANG Zhang-Hua, WANG Yuan, YAN Jing, MA Jin-Shuang*
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Shanghai Chenshan Plant Science Research Center, Chinese Academy of Sciences,
Shanghai Chenshan Botanical Garden, Shanghai 201602, China
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| Abstract: |
| Ipomoea wrightii A. Gray, is recently found to be naturalized in Zhanjiang, Guangdong, China, which is native to tropical America, introduced and naturalized in Taiwan, China. Morphological variations of this species were carefully examined and habitat information were also collected during field investigation. Detailed description and color photographs are provided for the facility of identification. Their potential ecological risks are also discussed. |
| Key words: Ipomoea wrightii A. Gray, naturalized, Ipomoea, alien plant |
