root › cellular organisms › Bacteria › Bacillati › Cyanobacteriota/Melainabacteria group › Cyanobacteriota › Cyanophyceae › Oscillatoriophycideae › Chroococcales › Geminocystaceae › Geminocystis › Geminocystis herdmanii › Geminocystis herdmanii PCC 6308