The Cyanobacteria and Their Taxonomy

After Stanier (1977)

See also the newer taxonomic scheme based on Rippka et al. 1979

Subgroup Chroococcacean

This subgroup includes the unicellular rods and cocci.

Subgroup Pleurocapsalean

This subgroup includes unicellular cyanobacteria bound into aggregates by shared outer wall layers.

Subgroup Oscillatorian

This subgroup includes the trichomatous cells that do not form heterocysts

Subgroup Nostocacean

This subgroup is heterocystous and includes organisms forming trichomes of even width.

Subgroup Rivularean

This subgroup is heterocystous and includes organisms forming trichomes that taper, with heterocysts that form at the thicker end of the trichome.

Subgroup Stigonematalean

This subgroup is heterocystous and includes organisms forming trichomes that branch.

Genera of uncertain affiliation

References