Viridiplantae Cavalier-Smith, 1981 - green plants see Subkingdom Viridiplantae Caval.-Sm. (1981) Chlorophyta Pascher (1914) - green algae prasinophytes Nephroselmidophyceae Cavalier-Sm. (1993) 1 Genus Nephroselmis F. Stein (1878)