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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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Orthoseira-oregoniana-LM3_COLO_494-070.jpg
Species
Orthoseira oregoniana
Slide Number
University of Colorado COLO 494-070
Name
Horsetail Trail, in the Columbia River Gorge Scenic Area near Cascade Locks, Oregon
Caption
Valve View
Coordinates
45.588, -122.068
Notes
Image: August Danz
Scalebar = 10 µm