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Amphipleuraceae
4
Bacillariophyceae
4
Canada
4
Chromista
4
Cymbellaceae
Cymbellales
4
Halamphora
Naviculales
North America
4
Ochrophyta
Rocky Mountains
4
biogeography
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diatoms
4
ecology
4
floristics
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taiga
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tundra
Amphora
2
Catenulaceae
2
Cymbella
2
Encyonema
2
Thalassiophysales
2
Amphora pediculus
1
Amphora thumensis
1
Cymbella aspera
1
Cymbella proxima
1
Cymbopleura
1
Delicata
1
Encyonema hebridicum
1
Encyonema silesiacum
1
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