Begonia solananthera
{{Short description|Species of plant in the genus Begonia}}
{{Speciesbox
|image=Begonia solananthera.jpg
|image_caption=Habit
|genus=Begonia
|species=solananthera
|authority=A.DC.Ann. Sci. Nat., Bot., sér. 4, 11: 128 (1859)
}}
Begonia solananthera, the Brazilian heart begonia, is a species of flowering plant in the genus Begonia, native to southeastern Brazil.{{cite web |url=http://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:315574-2 |title=Begonia solananthera A.DC. |author= |date=2017 |website=Plants of the World Online |publisher=Board of Trustees of the Royal Botanic Gardens, Kew |access-date=2 November 2020 }} It has gained the Royal Horticultural Society's Award of Garden Merit.{{cite web |title= Begonia solananthera A. Dc. Brazilian heart begonia |url=https://www.rhs.org.uk/Plants/27744/i-Begonia-solananthera-i-A-DC/Details |publisher=The Royal Horticultural Society |accessdate=2 November 2020 }}