Christmas Fern (Polystichum) also commonly known as Holly Fern, Hollyfern or Sword Fern, is a biological genus in the family Dryopteridaceae (Wood Ferns) and order Polypodiales.
Polystichum setigerum
Polystichum aleuticum
Polystichum andersonii
Polystichum polystichiforme
Polystichum microchlamys
Polystichum bonseyi
Polystichum braunii
Polystichum californicum
Polystichum acrostichoides
Polystichum dudleyi
Polystichum scopulinum
Polystichum platyphyllum
Polystichum X hagenahii
Polystichum hillebrandii
Polystichum lonchitis
Polystichum haleakalense
Polystichum luctuosum
Polystichum polyblepharum
Polystichum kruckebergii
Polystichum kwakiutlii
Polystichum lemmonii
Polystichum calderonense
Polystichum imbricans
Polystichum X potteri
Polystichum echinatum
Polystichum rhizophyllum
Polystichum muricatum
Polystichum munitum
Polystichum
Maxonia
Bolbitis
Arachniodes
Nothoperanema
Olfersia
Ctenitis
Lomagramma
Megalastrum
Phanerophlebia
Cyrtomium
Peranema
Polybotrya
Rumohra
Dryopteris
Lastreopsis
Elaphoglossum
X Dryostichum