| WebNameShort | |
| Navicula hennedyi (hennedii) f. granulata (Grunow in Schmidt et al.) Hustedt 1964 |
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| Navicula hennedyi (hennedii) f. letourneurii (Pantocsek) Hustedt 1964 |
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| Navicula hennedyi (hennedii) var. longesulcata Hustedt 1964 |
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| Navicula hennedyi (hennedii) f. undulata (Cleve) Hustedt 1964 |
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| Navicula hennedyi (hennedii) f. vermicularis (Jurilj) Hustedt 1964 |
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| Navicula hennedyoides Hustedt 1964 |
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| Navicula illustra (illustris, illustre) var. neapolitana Hustedt 1964 |
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| Navicula illustrioides Hustedt 1964 |
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| Navicula impercepta Hustedt 1964 |
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| Navicula implana Hustedt 1964 |
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| Navicula irrorata f. mexicana (Cleve) Hustedt 1964 |
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| Navicula irrorata f. typica Hustedt 1964 |
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| Navicula irroratoides Hustedt 1964 |
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| Navicula irroratoides f. elliptica Hustedt 1964 |
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| Navicula lyra f. americana (Heiden in Schmidt et al.) Hustedt 1964 |
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| Navicula lyra f. denudata (Grunow in Cleve) Hustedt 1964 |
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| Navicula lyra f. elliptica (Schmidt) Hustedt 1964 |
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| Navicula lyra f. recta (Greville) Hustedt 1964 |
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| Navicula lyra f. subtypica (Schmidt in Schmidt et al.) Hustedt 1964 |
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| Navicula lyrella Hustedt 1964 |
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