Bacteria were first classified as plants constituting the class Schizomycetes, which along with the Schizophyceae (blue green algae/Cyanobacteria) formed the phylum Schizophyta.
As bacterias foron inicialmente clasificadas como plantas formando a clase Schizomycetes, que xunto coas Schizophyceae (algas verde-azuladas/Cyanobacteria) formaban o filo Schizophyta.