| Polypodiales 
 Temporal range:  | 
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| Polypodium californicum | 
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| Scientific classification | 
| Kingdom: | Plantae | 
 
| Clade: | Tracheophytes | 
 
| Division: | Polypodiophyta | 
 
| Class: | Polypodiopsida | 
 
| Subclass: | Polypodiidae | 
 
| Order: | Polypodiales Link (1833)
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| Suborders | 
| See text | 
| Synonyms | 
| Aspleniales Pichi Sermolli ex Reveal 1993Athyriales Schmakov 2001Blechnales Pichi Sermolli ex Reveal 1993Cathetogyratae Bernhardi 1906Dennstaedtiales Pichi Sermolli 1977 ex Doweld 2001Dryopteridales Schmakov 2001Filicales Dumortier 1829 nom. ill. s.s.Lindsaeales Doweld 2006Lonchitidales Doweld 2006Monachosorales Doweld 2006Negripteridales Pichi Sermolli ex Reveal 1993Parkeriales Frank 1877Platyzomatales Pichi Sermolli ex Reveal 1993Pteridales Burnett 1835 ex Doweld 2001Saccolomatales Doweld 2006Thelypteridales Doweld 2001
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The order Polypodiales encompasses the major lineages of polypod ferns, which comprise more than 80% of today's fern species. They are found in many parts of the world including tropical, semitropical and temperate areas.