| Name | Begonia thyrsoidea Irmscher | 
| Authorship | Irmscher | 
| Rank | Species | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Begonia Linnaeus | 
| GUID | urn:lsid:ipni.org:names:105877-1 | 
| Citation | 1949 Bot. Jahrb. Syst. 74: 610 | 
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Begonia thyrsoidea Irmscher | 
| Identification made in | 1967 (2) | 
