| WebNameShort | |
| Navicula viridula f. capitata (Mayer) Hustedt 1930 |
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| Neidium affine (affinis) f. hercynica (Mayer) Hustedt 1930 |
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| Pinnularia braunii var. amphicephala (Mayer) Hustedt 1930 |
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| Pinnularia hemiptera var. inconstans (Mayer) Hustedt 1930 |
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| Pinnularia major (maior) f. neglecta (Mayer) Hustedt 1930 |
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| Surirella (Suriraya) elegans var. constricta (Mayer) Hustedt 1930 |
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| Melosira granulata var. muzzanensis (Meister) Hustedt 1930 |
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| Denticula tenuis var. crassula (Naegeli in Kutzing) Hustedt 1930 |
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| Achnanthes lanceolata var. rostrata (Østrup) Hustedt 1930 |
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| Navicula halophila f. subcapitata (Østrup) Hustedt 1930 |
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| Navicula vitrea (Østrup) Hustedt 1930 |
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| Neidium bisulcatum f. undulata (Otto Müller) Hustedt 1930 |
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| Pinnularia microstauron f. biundulata (Otto Müller) Hustedt 1930 |
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| Pinnularia microstauron f. linearis (Otto Müller) Hustedt 1930 |
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| Fragilaria brevistriata var. inflata (Pantocsek) Hustedt 1930 |
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| Fragilaria brevistriata var. trigibba (Pantocsek) Hustedt 1930 |
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| Navicula contenta f. parallela (Petersen) Hustedt 1930 |
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| Caloneis zachariasi (Reichelt) Hustedt 1930 |
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| Caloneis bacillum var. lancettula (Schulz) Hustedt 1930 |
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| Synedra pulchella f. subconstricta (constricta) (Schulz) Hustedt 1930 |
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