Polypodiaceae is a family of polypod ferns, which includes more than 60 genera divided into several tribes and containing around 1,000 species. Nearly all are epiphytes, but some are terrestrial. Drynariaceae, Grammitidaceae, Gymnogrammitidaceae, Loxogrammaceae, Platyceriaceae and Pleurisoriopsidaceae are nowadays usually included in the Polypodiaceae.
Polypodiaceae species are found in wet climates, most commonly in rain forests. Notable examples include: