Brebissonia
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Category
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ClassBacillariophyceae
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OrderCymbellales
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FamilyCymbellaceae
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Type SpeciesBrebissonia boeckii (Ehrenb.) O'Meara
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ContributorSarah Spaulding, Ditmar Metzeltin - Jun 2013
Displaying 1 of 1 species
Sorted from smallest to largest by maximum length
Citations & Links
Links
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Index Nominum Algarum
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CAS
Cite This Page
Spaulding, S., Metzeltin, D. (2013). Brebissonia. In Diatoms of North America. Retrieved May 01, 2026, from https://diatoms.org/genera/brebissonia?x-craft-preview=cab8b13ef68d1e257235fd2491770f51dfe0c9a6c0ad3b95411776e5316d603alxhbyabypv
Asymmetric Biraphid
Brebissonia
- Striae biseriate
- Proximal raphe ends widely separated
Valves are rhombic-lanceolate or lanceolate and slightly isopolar. The valve face is flat and the mantle is shallow. Striae are biseriate. Robust transapical ribs are present. The proximal raphe ends are expanded and internally deflected to the primary side of the valve. The distal raphe fissure is long and bent. Internally, a prominent...