living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Plantae Haeckel (1866) - plants
       Subkingdom Thallobionta
         Division Chlorophycota see Phylum Chlorophyta Pascher (1914)
           Class Chlorophyceae Wille (1884) - chlorophytes
             Order Volvocales Oltmanns (1904) see Order Chlamydomonadales F.E. Fritsch
               Family Haematococcaceae G.M. Sm. (1950) see Family Stephanosphaeraceae Korshikov (1938)
                 Genus Haematococcus J. von Flot. (1844)
                   Haematococcus pluvialis J. von Flot., 1844, typ. cons.