Pflanzenreich Haeckel (1866) - plants
Count: [c†c] 4p;32c; †3c [14 Apr 2017]
   Division Embryophyta siphonogama
  Count: [c†c] 6c; †2c [14 Apr 2017]
     Subdivision Gymnospermae see Infraphylum Gymnospermae auct.
    Count: [c†c] 4c; †2c [14 Apr 2017]
       Class Gnetales Martius (1835)
      Count: -