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Bacillariophyceae
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Canada
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Chromista
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Cymbellales
North America
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Ochrophyta
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Rocky Mountains
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biogeography
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diatoms
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taiga
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tundra
Cymbellaceae
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Cymbopleura
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Naviculales
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Cymbella
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Gomphonemataceae
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Encyonema
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Gomphonema
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Encyonopsis
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Cymatopleura
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Cymatopleura apiculata
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Encyonema hebridicum
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Gomphonema truncatum capitatum
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Surirellaceae
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Surirellales
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Amphipleuraceae
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Cymbella proxima
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Cymbopleura angustata
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