#family_Dryopteridaceae__Dryopteridaceae__Athyriaceae__family_Athyriaceae  alternative names for one of a number of families into which the family Polypodiaceae has been subdivided in some classification systems
  member:  #shield_fern  #genus_Dryopteris  #genus_Athyrium  #genus_Cyrtomium  #genus_Cystopteris  #genus_Deparia  #genus_Diacalpa  #genus_Gymnocarpium  #genus_Lastreopsis  #genus_Matteuccia  #genus_Olfersia  #genus_Onoclea  #genus_Polybotrya  #genus_Polystichum  #genus_Rumohra  #genus_Tectaria  #genus_Woodsia
  member of:  #class_Filicopsida
  supertype:  #fern_family  families of ferns and fern allies
     supertype:  #family  (biology) a taxonomic group containing one or more genera; "sharks belong to the fish family"
        supertype:  #taxonomic_group__taxonomicgroup__taxon  animal or plant group having natural relations
           supertype:  #biological_group  a group of plants or animals
              supertype:  #group__grouping  any number of entities (members) considered as a unit
                 supertype:  pm#collection  something gathering separated things (entities/situations)
                    supertype:  pm#divisible_entity__divisibleentity  many classifications under this category are application-dependant
                       supertype:  pm#entity  something that can be "involved" in a situation
                          supertype:  pm#thing__something___T__t___3D_or_4D_thing_or_anything_else  any category (type or individual) is instance of this type; any type is also a subtype of this type
                       supertype:  pm#divisible_thing__divisiblething
                          supertype:  pm#thing__something___T__t___3D_or_4D_thing_or_anything_else  any category (type or individual) is instance of this type; any type is also a subtype of this type

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