[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Bacteria Woese et al. 1990
     Phylum Firmicutes corrig. Gibbons and Murray 1978 (Approved Lists 1980)
       Class Mollicutes Edward and Freundt 1967 (Approved Lists 1980)
         Order Acholeplasmatales Freundt et al. 1984
           Family Acholeplasmataceae Edward and Freundt 1970 (Approved Lists 1980)
             Genus Phytoplasma Firrao et al. 2004
               01 Phytoplasma allocasuarinae Marcone et al. 2004
               02 Phytoplasma asteris Lee et al. 2004
               03 Phytoplasma aurantifolia Zreik et al. 1995
               04 Phytoplasma australasia White et al. 1998
               05 Phytoplasma brasiliense Montano et al. 2001
               06 Phytoplasma castaneae Jung et al. 2002
               07 Phytoplasma cynodontis Marcone et al. 2004
               08 Phytoplasma fraxini Griffiths et al. 1999
               09 Phytoplasma japonicum Sawayanagi et al. 1999
               10 Phytoplasma mali Seemüller and Schneider 2004
               11 Phytoplasma oryzae Jung et al. 2003
               12 Phytoplasma phoenicium Verdin et al. 2003
               13 Phytoplasma pini Schneider et al. 2005
               14 Phytoplasma prunorum Seemüller and Schneider 2004
               15 Phytoplasma pyri Seemüller and Schneider 2004
               16 Phytoplasma rhamni Marcone et al. 2004
               17 Phytoplasma trifolii Hiruki and Wang 2004
               18 Phytoplasma spartii Marcone et al. 2004
               19 Phytoplasma ulmi Lee et al. 2004
               20 Phytoplasma ziziphi Jung et al. 2003