#psilophyte  any plant of the order Psilophytales: a savannah plant
  supertype:  #vascular_plant__tracheophyte  green plant having a vascular system: ferns, gymnosperms, angiosperms
  member of:  #order_Psilophytales__Psilophytales  Paleozoic simple dichotomously branched plants of Europe and eastern Canada including the oldest known vascular land plants
     member of:  #division_Pteridophyta__Pteridophyta  containing all the vascular plants that do not bear seeds: ferns, horsetails, club mosses, and whisk ferns; in some classifications considered a subdivision of Tracheophyta
        member of:  #kingdom_Plantae__Plantae__plant_kingdom__plantkingdom  taxonomic kingdom comprising all living or extinct plants

No statement uses or specializes #psilophyte; click here to add one.