''Didymosphenia'' is a genus of
diatom
A diatom (Neo-Latin ''diatoma''), "a cutting through, a severance", from el, διάτομος, diátomos, "cut in half, divided equally" from el, διατέμνω, diatémno, "to cut in twain". is any member of a large group comprising sev ...
s belonging to the family
Cymbellaceae
The Cymbellaceae are a diatom family in the order Cymbellales
The Cymbellales are a diatom order in the class Bacillariophyceae. They include the following families
Family (from la, familia) is a group of people related either by consang ...
.
The genus has almost
cosmopolitan distribution
In biogeography, cosmopolitan distribution is the term for the range of a taxon that extends across all or most of the world in appropriate habitats. Such a taxon, usually a species, is said to exhibit cosmopolitanism or cosmopolitism. The ext ...
.
Species:
*''
Didymosphenia fossilis
''Didymosphenia'' is a genus of diatoms belonging to the family Cymbellaceae.
The genus has almost cosmopolitan distribution.
Species:
*'' Didymosphenia fossilis''
*''Didymosphenia geminata
''Didymosphenia geminata'', commonly known as di ...
''
*''
Didymosphenia geminata
''Didymosphenia geminata'', commonly known as didymo or rock snot, is a species of diatom that produces nuisance growths in freshwater rivers and streams with consistently cold water temperatures and low nutrient levels. It is native to the nor ...
''
*''
Didymosphenia lineata
''Didymosphenia'' is a genus of diatoms belonging to the family Cymbellaceae.
The genus has almost cosmopolitan distribution.
Species:
*''Didymosphenia fossilis''
*''Didymosphenia geminata
''Didymosphenia geminata'', commonly known as did ...
''
*''
Didymosphenia pumila
''Didymosphenia'' is a genus of diatoms belonging to the family Cymbellaceae.
The genus has almost cosmopolitan distribution.
Species:
*''Didymosphenia fossilis''
*''Didymosphenia geminata''
*''Didymosphenia lineata
''Didymosphenia'' is a ...
''
*''
Didymosphenia sublinearis''
*''
Didymosphenia tatrensis''
References
{{Taxonbar, from=Q18572746
Cymbellales
Diatom genera