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| Berkeleya rutilans var. adriatica (Agardh) Grunow in Van Heurck 1880 |
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| Gomphonema olivaceum var. subramosum (Agardh) Grunow in Van Heurck 1880 |
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| Mastogloia dansei var. elliptica (Agardh) Grunow in Van Heurck 1880 |
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| Navicula mutica var. goeppertiana (Bleisch in Rabenhorst) Grunow in Van Heurck 1880 |
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| Navicula fusiformis var. ostrearia (Bory) Grunow 1880 |
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| Gomphonema intricatum var. pulvinata (pulvinatum) (Braun in Rabenhorst) Grunow in Van Heurck 1880 |
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| Achnanthes lanceolata (Brébisson ex Kützing) Grunow in Van Heurck 1880 |
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| Cymbella tumida (Brébisson ex Kützing) Van Heurck 1880 |
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| Navicula cincta var. leptocephala (Brébisson herb. Kutzing ex Grunow in Van Heurck) Grunow in Van Heurck 1880 |
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| Gomphonema acuminatum var. clavus (Brebisson in Kutzing) Grunow in Van Heurck 1880 |
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| Navicula rhomboides var. crassinervia (Brebisson in W. Smith) Grunow in Van Heurck 1880 |
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| Cocconeis amygdalina (Brebisson manuscript, Van Heurck) Van Heurck 1880 |
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| Navicula crabro var. pandura (Brebisson) Van Heurck 1880 |
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| Mastogloia elliptica (C. Agardh) Grunow in Van Heurck 1880 |
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| Gomphonema olivaceum var. balticum (Cleve) Grunow in Van Heurck 1880 |
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| Gomphonema olivaceum var. calcarea (calcareum) (Cleve) Van Heurck 1880 |
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| Navicula amphisbaena var. subsalina (Donkin) Van Heurck 1880 |
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| Cocconeis lineata var. euglypta (Ehrenberg) Grunow in Van Heurck 1880 |
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| Cymbella cymbiformis (Ehrenberg) Grunow in Van Heurck 1880 |
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| Gomphonema acuminatum var. laticeps (Ehrenberg) Grunow in Van Heurck 1880 |
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