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Central areas and ghost striae in Ulnaria, SEM A, B U. gaowangjiensis C, D U. ulnabiseriata E, F U. menyuanensis sp. nov. Scale bars: 3 μm (A–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 |