Nautonia

{{Short description|Genus of flowering plants}}

{{Speciesbox

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|display_parents = 3

|genus = Nautonia

|parent_authority = Decne.

|species = nummularia

|authority = Decne.

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Nautonia is a group of plants in the family Apocynaceae first described as a genus in 1844.[https://www.biodiversitylibrary.org/page/163465#page/517/mode/1up Decaisne, Joseph. 1844. Prodromus Systematis Naturalis Regni Vegetabilis 8: 509] in Latin[http://www.tropicos.org/Name/40025531 Tropicos, genus Nautonia] It contains only one known species, Nautonia nummularia, native to Brazil.Forzza, R. C. 2010. Lista de espécies Flora do Brasil [https://web.archive.org/web/20100526002559/http://floradobrasil.jbrj.gov.br/2010/] Jardim Botânico do Rio de Janeiro, Rio de Janeiro