| WebNameShort | |
| Fragilaria pinnata var. genuina (Grunow) Mayer 1918 |
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| Fragilaria pinnata f. minuta Mayer 1918 |
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| Navicula peregrina f. brevis Mayer 1918 |
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| Navicula placentula var. rostrata Mayer 1918 |
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| Nitzschia dissipata var. minutissima (W. Smith) Mayer 1918 |
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| Nitzschia romana (Grunow) Mayer 1918 |
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| Surirella robusta var. genuina Mayer 1918 |
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| Surirella robusta f. saxonica (Auerswald ex Rabenhorst) Mayer 1918 |
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| Surirella robusta var. splendida (Auerswald) Mayer 1918 |
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| Surirella (Suriraya) biseriata f. tumida (Otto Müller) Mayer 1918 |
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| Surirella (Suriraya) biseriata var. tumida (Otto Müller) Mayer 1918 |
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