Polypodiales (Polypodiales) -

• Curly-grass Family (Schizaeaceae)
  Curlygrass Fern, Actinostachys
• Chain Fern Family (Blechnaceae)
  Sadleria, Stenochlaena, Chainfern
• Royal Fern Family (Osmundaceae)
  Osmunda
• Tree Fern Family (Cyatheaceae)
  Treefern, Cnemidaria, Alsophila
• Spleenwort Family (Aspleniaceae)
  Island Spleenwort, Spleenwort
• Tree Fern Family (Dicksoniaceae)
  Tree Fern, Manfern
• Flowering Fern Family (Anemiaceae)
  Anemia Fern
• Water Fern Family (Parkeriaceae)
  Antlerfern
• Hanging Fern Family (Davalliaceae)
  
• Marsh Fern Family (Thelypteridaceae)
  Macrothelypteris, Beechfern, Air Fern
• Climbing Fern Family (Lygodiaceae)
  Climbing Fern
• Forking Fern Family (Gleicheniaceae)
  Umbrella Fern, Diplopterygium, Forkedfern
• Maidenhair Fern Family (Pteridaceae)
  Eriosorus, Hemionitis, Cloak Fern
• Kihi Fern Family (Grammitidaceae)
  Threefork Polypody, Dwarf Polypody, Lellingeria
• Shoestring Fern Family (Vittariaceae)
  Hecistopteris, Shoestring Fern, Lineleaf Fern
• Bracken Fern Family (Dennstaedtiaceae)
  Histiopteris, Beadfern, Necklace Fern
• Diamond-leaf Fern (Lophosoriaceae)
  Lophosoria
• Polypody Fern Family (Polypodiaceae)
  Lepisorus, Snakefern, Microsorum
• Filmy Fern Family (Hymenophyllaceae)
  Filmy Fern, Bristle Fern, Vandenboschia
• Wood Fern Family (Dryopteridaceae)
  Tonguefern, Dotted Fern, Oakfern