root › cellular organisms › Eukaryota › Viridiplantae › Streptophyta › Streptophytina › Zygnematophyceae › Zygnematophycidae › Desmidiales › Closteriaceae › Closterium › Closterium peracerosum-strigosum-littorale complex › unclassified Closterium peracerosum-strigosum-littorale complex