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Diatoms of North America
Practitioners
Morphology
Centric
Araphid
Eunotioid
Symmetric Biraphid
Monoraphid
Asymmetric Biraphid
Epithemioid
Nitzschioid
Surirelloid
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What are diatoms?
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orbes1019_b2305.jpg
Species
Gomphonema semiapertum
Caption
Bessie Creek, Klamath County, Oregon: home of
Gomphonema semiapertum
.
Credit
U. S. Forest Service
