Home
Practitioners
Morphology
All Morphological Groups
Centric
Araphid
Eunotioid
Symmetric Biraphid
Monoraphid
Asymmetric Biraphid
Epithemioid
Nitzschioid
Surirelloid
Genera
Species
Glossary
About Us
About
News
Projects
Review Board
Taxon Contributors
Contact Us
What are diatoms?
Search
×
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?
Search taxa, citations, glossary, contributors, and images
Submit
Close search
Cymbella_affinis_int.jpg
Glossary Term
Stigma
Caption
SEM image of an internal view of two stigmata of
Cymbella affinis
. The internal openings are complex.
Credit
Marina Potapova
