Pteridopsida

• Subclass: Cyatheatae
• Subclass: Schizaeatae
• Subclass: Pteriditae
• Subclass: Polypoditae

• Subclass: Cyatheatae
• Order: Cyatheales (the tree ferns)
• Order: Plagiogyriales
• Order: Loxomales
• Subclass: Schizaeatae
• Order: Schizeales (including the climbing ferns)
• Order: Marsileales (the water-clovers, mosquito fern, water-spangle)
• Subclass: Pteriditae
• Order: Lindseales
• Order: Pteridales (including the brakes and maidenhair ferns)
• Order: Dennstaedtiales (the cup ferns)
• Order: Hypolepidales (including bracken)
• Subclass: Polypoditae
• Order: Aspleniales (the spleenworts)
• Order: Athyriales (including the lady ferns, ostrich fern, maiden ferns, etc.)
• Order: Dryopteridales (the wood ferns and sword ferns)
• Order: Davalliales (including the rabbits-foot ferns and Boston ferns)
• Order: Polypodiales (including the rock-cap ferns or Polypodies)

See also

• Resurrection fern -- a member of the Polypodiales.

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