Viridiplantae Cavalier-Smith, 1981 - green plants see Subkingdom Viridiplantae Caval.-Sm. (1981)
   Chlorophyta Pascher (1914) - green algae
     core chlorophytes
       Class Ulvophyceae K.R. Mattox & K.D. Stewart (1984) - ulvophytes
         Ulvales-Ulotrichales
           1 Genus Desmochloris S. Watanabe, N. Kuroda & F. Maiwa (2001)
           2 Genus Halochlorococcum P.A. Dangeard (1965)
           3 Genus Pseudoneochloris S. Watanabe, A. Himizu, L.A. Lewis, G.L. Floyd & P.A. Fuerst (2000)
           4 Genus Trichophilus Weber-van Bosse (1887)
           5 Order Ulotrichales Borzi
           6.1.1 Genus Phaeophila Hauck (1876)
           6.1.2 Genus Bolbocoleon N. Pringsheim (1863)
           6.2 Order Ulvales Blackman & Tansley