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Closterium dianae var. minus
Variety, Alga, Terrestrial
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Closterium dianae var. pseudodianae
Variety, Alga, Terrestrial
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Closterium didymotocum
Species, Alga, Terrestrial
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Closterium didymotocum var. crassum
Variety, Alga, Terrestrial
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Closterium directum
Species, Alga, Terrestrial
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Closterium directum var. oligocampylum
Variety, Alga, Terrestrial
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Closterium directum var. recurvatum
Variety, Alga, Terrestrial
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Closterium eboracense
Species, Alga, Terrestrial
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Closterium ehrenbergii
Species, Alga, Terrestrial
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Closterium ehrenbergii var. malinvernianum
Variety, Alga, Terrestrial
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Closterium exiguum
Species, Alga, Terrestrial
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Closterium exile
Species, Alga, Terrestrial
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Closterium gracile
Species, Alga, Terrestrial
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Closterium hibernicum
Species, Alga, Terrestrial
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Closterium idiosporum
Species, Alga, Terrestrial
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Closterium incurvum
Species, Alga, Terrestrial
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Closterium infractum
Species, Alga, Terrestrial
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Closterium intermedium
Species, Alga, Terrestrial
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Closterium intermedium var. hibernicum
Variety, Alga, Terrestrial
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Closterium jenneri
Species, Alga, Terrestrial