Maxonia

Maxonia is a genus of ferns in the fern family Dryopteridaceae, subfamily Polybotryoideae, in the Pteridophyte [Phylogeny Group] classification of 2016. The genus has a single species Maxonia apiifolia, native to Cuba and Jamaica. It formerly occurred in Florida, but is now extinct there.
The genus name of Maxonia is in honour of William [Ralph Maxon], who was an American botanist and pteridologist.
The genus was circumscribed by Carl [Christensen |Carl Christensen] in Smithsonian Misc. Collect. vol.6 n page 3 in 1916.