|genus = Begonia
|species = ludwigii
|authority = Irmsch.
}}Begonia ludwigii is a species of plant in the Begoniaceae family. Its natural habitats are subtropical or tropical moist lowland forests and subtropical or tropical moist montane forests. It is threatened by habitat loss and it is endemic to Ecuador.
References
{{Taxonbar|from=Q4880556}}{{Cucurbitales-stub}} 4 : Flora of Ecuador|Begonia|Endangered plants|Taxonomy articles created by Polbot