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 Embryobionta Cronquist, Takht. & W.Zimm.
         Division Pinophyta Cronquist, Takht. & Zimmerm. see Division Pinophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996)
           Subdivision Gneticae see Class Gnetopsida Eichler ex Kirpot. (1884)
             Subclass Ephedridae Cronquist, Takht. & Zimmerm. see Subclass Ephedridae Cronquist, Takht. & Zimmerm. ex Reveal (1996)
               Family Ephedraceae Dumort. (1829), nom. cons. - Mormon-tea family
                 Genus Ephedra L. (1753) - sea grape
                   Ephedra trifurca Torr. ex S. Wats. - longleaf ephedra