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Bacillariophyceae
2
Canada
2
Chromista
Cymbella
Cymbella aspera
Cymbellaceae
2
Cymbellales
2
Cymbopleura
2
North America
Ochrophyta
2
Rocky Mountains
2
biogeography
2
diatoms
2
ecology
2
floristics
2
taiga
tundra
2
Amphipleuraceae
1
Cymbella designata
1
Cymbella proxima
1
Delicata
1
Halamphora
1
Naviculales
1
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