Domain Eucaryota
   Subdomain Chlorota Doweld (2001)
     Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981)
       Subkingdom Chlorococcobiotina Doweld (2001)
         1 Phylum Micrinomonadophyta Doweld (2001) [monotypic]
         2 Phylum Chlorococcophyta Doweld (2001)
         3 Phylum Chlamydomonadophyta Doweld (2001)
         4 Phylum Ulvophyta Doweld (2001)
         5 Phylum Oedogoniophyta Doweld (2001)