Maxonia

{{Short description|Genus of ferns}}

{{Speciesbox

| image =

| image_caption =

| genus = Maxonia

| parent_authority = C.Chr.

| species = apiifolia

| authority = (Sw.) C.Chr.

| synonyms =

{{Species list

|Aspidium apiifolium|(Sw.) Mett.ex Kuhn

|Aspidium ascendens|(Heward) Hook.

|Aspidium ascendens|Heward

|Dennstaedtia apiifolia|(Sw.) Moore

|Dicksonia apiifolia|Sw.

|Dryopteris apiifolia|(Sw.) Kuntze

|Lastrea ascendens|(Heward) J.Sm.

|Nephrodium ascendens|(Heward) Donn.Sm.

|Polystichum apiifolium|(Sw.) C.Chr.

|Polystichum ascendens|(Heward) Moore

}}

| synonyms_ref =

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Maxonia is a genus of ferns in the fern family Dryopteridaceae, subfamily Polybotryoideae, in the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The genus has a single species Maxonia apiifolia, native to Cuba and Jamaica. It formerly occurred in Florida, but is now extinct there.{{citation |title=Maxonia apiifolia (Sw.) C.Chr. |work=Plants of the World Online |publisher=Royal Botanic Gardens, Kew|url=https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:155400-2 |access-date=2020-01-17 }}

The genus name of Maxonia is in honour of William Ralph Maxon (1877–1948), who was an American botanist and pteridologist.{{cite book | last=Burkhardt | first=Lotte | title=Eine Enzyklopädie zu eponymischen Pflanzennamen |trans-title=Encyclopedia of eponymic plant names | publisher=Botanic Garden and Botanical Museum, Freie Universität Berlin | year=2022 | isbn=978-3-946292-41-8 | url=https://doi.org/10.3372/epolist2022|format=pdf |language=German |location=Berlin | doi=10.3372/epolist2022 |access-date=January 27, 2022}}

The genus was circumscribed by Carl Christensen in Smithsonian Misc. Collect. vol.6 (Issue 9) n page 3 in 1916.