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Diatoms of North America
Practitioners
Morphology
Centric
Araphid
Eunotioid
Symmetric Biraphid
Monoraphid
Asymmetric Biraphid
Epithemioid
Nitzschioid
Surirelloid
Genera
Species
Glossary
About Us
News
Projects
Review Board
Taxon Contributors
Contact Us
What are diatoms?
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Images of
Achnanthes
coarctata
(Bréb. ex W.Sm.) Grunow in Cleve and Grunow 1880
Type Specimen
Slide Number
ANSP GC3441
Site Name
Cantwell Cliffs at Hocking Hills State Park, Ohio
Caption
rapheless valve
Notes
wet sandstone overhang
Scalebar = 10 µm
Slide Number
ANSP GC3441
Site Name
Cantwell Cliffs at Hocking Hills State Park, Ohio
Caption
rapheless valve
Notes
wet sandstone overhang
Scalebar = 10 µm
Slide Number
ANSP GC3441
Site Name
Cantwell Cliffs at Hocking Hills State Park, Ohio
Caption
raphe valve
Notes
wet sandstone overhang
Scalebar = 10 µm
Slide Number
ANSP GC3441
Site Name
Cantwell Cliffs at Hocking Hills State Park, Ohio
Caption
girdle view
Notes
wet sandstone overhang
Scalebar = 10 µm
Slide Number
ANSP GC3441
Site Name
Cantwell Cliffs at Hocking Hills State Park, Ohio
Caption
raphe valve
Notes
wet sandstone overhang
Scalebar = 10 µm