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Bacillariophyceae
2
Canada
2
Chromista
2
Cymbellales
Gomphonema
2
Gomphonema subtile
Gomphonema truncatum capitatum
Gomphonemataceae
2
North America
2
Ochrophyta
2
Rocky Mountains
2
biogeography
2
diatoms
2
ecology
2
floristics
2
taiga
2
tundra
Gomphonema subclavatum
1
Gomphonema subtile sagitta
1
Gomphonema truncatum
1
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