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Ulnaria hupingensis sp. nov., internal view, SEM A a complete valve B, C middle part details from A, note central area is completely absent D–F apical details from A. Scale bars: 20 μm (A); 2 μm (B–F). |
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| Part of: Liu B (2023) The diatom genus Ulnaria (Bacillariophyta) in China. PhytoKeys 228: 1-118. https://doi.org/10.3897/phytokeys.228.101080 |