The Cyanobacteria and Their Taxonomy
After Stanier (1977)
This subgroup includes the unicellular rods and cocci.
Synechococcus including Anacystis nidulans
This subgroup includes unicellular cyanobacteria bound into aggregates by shared outer wall layers.
This subgroup includes the trichomatous cells that do not form heterocysts
This subgroup is heterocystous and includes organisms forming trichomes of even width.
This subgroup is heterocystous and includes organisms forming trichomes that taper, with heterocysts that form at the thicker end of the trichome.
This subgroup is heterocystous and includes organisms forming trichomes that branch.
Chlorogloea or Chlorogloeopsis
Genera of uncertain affiliation
Stanier, R. Y., & Cohen-Bazire, G. (1977). Phototrophic Prokaryotes: The Cyanobacteria. In M. P. Starr, J. L. Ingraham, & A. Balows (Eds.), Annual Review of Microbiology (pp. 225-274). Palo Alto, CA: Annual Reviews Inc.
Inherited from Cyanolab (now off-line) as prepared by Jon Moulton.