Utilisateur:Medelam/Brouillon
- Begonia murudensis
- Begonia murina
- Begonia muricata
- Begonia multinervia
- Begonia muliensis
- Begonia morifolia
- Begonia morelii
- Begonia montana
- Begonia monophylla
- Begonia molleri
- Begonia minor
- Begonia mindanaensis
- Begonia meysseliana
- Begonia mendumae
- Begonia medusae
- Begonia media
- Begonia mazae
- Begonia mattos-silvae
- Begonia matogrossensis
- Begonia masoniana
- Begonia manicata
- Begonia malabarica
- Begonia majungaensis
- Begonia maculata
- Begonia macrotis
- Begonia macintyreana
- Begonia macgregorii
- Begonia luzonensis
- Begonia lunatistyla
- Begonia lubbersii
- Begonia longiseta
- Begonia longiscapa