| 摘要: |
| 报道了采自横断山区双壳缝目舟形藻科鞍型藻属硅藻12个中国新记录种,分别为奥德雷基鞍型藻（Sellaphora auldreekie Mann & McDonald）、椭圆披针鞍型藻（Sellaphora ellipticolanceolata Metzeltin, Lange-Bertalot & Nergui）、冥河鞍型藻（Sellaphora styxii Novis, Braidwood & Kilroy）、日本鞍型藻（Sellaphora japonica （Kobayasi） Kobayasi）、辐节型鞍型藻（Sellaphora stauroneioides （Lange-Bertalot） Vesela & Johansen）、古言鞍型藻（Sellaphora guyanensis Metzeltin & Lange-Bertalot）、十字形鞍型藻（Sellaphora crassulexigua （Reichardt） Wetzel & Ector）、娜娜鞍型藻（Sellaphora nana （Hustedt） Lange-Bertalot）、分离鞍型藻（Sellaphora disjuncta （Hustedt） Mann）、类瞳孔鞍型藻（Sellaphora paenepupula Metzeltin & Lange-Bertalot）、凸腹鞍型藻（Sellaphora ventraloides （Hustedt） Falasco & Ector）和黑色鞍型藻（Sellaphora nigri （Notaris） Wetzel & Ector）. 对新记录种的形态特征进行详细描述,给出每个种的地理分布、生境信息和理化指标,并对新记录种及其相似种的形态差异进行讨论. |
| 关键词: 鞍型藻属 硅藻 横断山 植物区系 |
| DOI：10.3969/J.ISSN.1000-5137.2024.03.012 |
| 分类号:Q949.27 |
| 基金项目:国家自然科学基金（32170205）；云南省科技厅基础研究项目（202301AU070177）；云南省大学生创新创业项目（S202211390026）. |
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| Newly record species of Sellaphora diatom from Hengduan Mountains in China |
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HE Yingmei, LI Ling, FAN Sizhe, WANG Run, YIN Haoran, HU Guangyun, LUO Fen
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College of Chemistry, Biology and Environment, Yuxi Normal University, Yuxi 653100, Yunnan, China
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| Abstract: |
| Twelve newly records diatoms were reported from Hengduan Mountains, it belongs to the genus Sellaphora （Naviculaceae, Biraphidinales）. They are Sellaphora auldreekie Mann & McDonald, Sellaphora ellipticolanceolata Metzeltin, Lange-Bertalot & Nergui, Sellaphora styxii Novis, Braidwood & Kilroy, Sellaphorajaponica （Kobayasi） Kobayasi, Sellaphora stauroneioides （Lange-Bertalot） Vesela & Johansen, Sellaphora guyanensis Metzeltin & Lange-Bertalot, Sellaphora crassulexigua （Reichardt） Wetzel & Ector, Sellaphora nana （Hustedt） Lange-Bertalot, Sellaphora disjuncta （Hustedt） Mann, Sellaphora paenepupula Metzeltin & Lange-Bertalot, Sellaphora ventraloides （Hustedt） Falasco & Ector and Sellaphora nigri （Notaris） Wetzel & Ector. Morphological characteristics of the newly recorded species were described in detail, and the geographical distribution, habitat information, physical and chemical parameters of each species were given. The distinctive characteristics of the newly recorded species and their similar species were also discussed. |
| Key words: Sellaphora diatom Hengduan Mountain flora |
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