| WebNameShort | |
| Fragilaria construens f. binodis (Ehrenberg) Hustedt 1957 |
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| Fragilaria construens f. subsalina (Hustedt) Hustedt 1957 |
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| Fragilaria construens f. triundulata (Reichelt ex Hartz & Ostrup) Hustedt 1957 |
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| Fragilaria construens f. venter (Ehrenberg) Hustedt 1957 |
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| Fragilaria familaris (Kützing) Hustedt 1957 |
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| Fragilaria pinnata f. lancettula (Schumann) Hustedt 1957 |
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| Frustulia creuzburgensis (Krasske) Hustedt 1957 |
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| Gomphonema angustatum f. sarcophagus (Gregory) Hustedt 1957 |
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| Gomphonema constrictum f. capitata (Ehrenberg) Hustedt 1957 |
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| Navicula bremensis Hustedt 1957 |
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| Navicula constans var. symmetrica Hustedt 1957 |
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| Navicula crucicula f. rostrata (Tarnavschi) Hustedt 1957 |
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| Navicula cryptocephala f. veneta (Kützing) Hustedt 1957 |
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| Navicula difficillimoides Hustedt 1957 |
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| Navicula digna Hustedt 1957 |
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| Navicula fluviatilis Hustedt 1957 |
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| Navicula fossaloides Hustedt 1957 |
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| Navicula frugalis Hustedt 1957 |
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| Navicula hungarica f. capitata (Ehrenberg) Hustedt 1957 |
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| Navicula ingenua Hustedt 1957 |
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