Platycerioideae is a small subfamily of the fern family Polypodiaceae in the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The subfamily is also treated as the tribe Platycerieae within a very broadly defined family Polypodiaceae sensu lato.

Two genera are recognized in PPG I:

• Platycerium Desv.
• Pyrrosia Mirb.

In 2017, Pyrrosia was found to be paraphyletic and three species were transferred to the new genus Hovenkampia to remedy this.

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