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Bacillariophyceae
36
Chromista
36
Cymbellaceae
Cymbellales
36
Ochrophyta
36
diatoms
36
Canada
33
North America
33
Rocky Mountains
33
biogeography
33
ecology
33
floristics
33
taiga
33
tundra
33
Cymbopleura
14
Naviculales
10
Cymbella
9
Encyonema
9
Encyonopsis
8
Cymatopleura
5
Cymatopleura apiculata
5
Cymbopleura angustata
5
Delicata
5
Encyonema hebridicum
5
Encyonema silesiacum
5
Surirellaceae
5
Surirellales
5
Amphipleuraceae
4
Cymbella proxima
4
Encyonema ventricosum
4
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