[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Kingdom Algae L. (1753) see [unranked] Algae
     Phylum Chlorophycota see Phylum Chlorophyta Pascher (1914)
       Class Chlorophyceae Wille (1884) - chlorophytes
         Order Ulvales Blackman & Tansley
           1 Family Capsosiphonaceae V.J. Chapman
           2 Family Kornmanniaceae Golden & Cole
           3 Family Monostromataceae see Family Gomontiaceae De Toni
           4 Family Ulvaceae J.V.Lamour. ex Dumort.
           5 Family Ulvellaceae Schmidle