| Name | Begonia grandis subsp. sinensis (A. de Candolle) Irmscher |
| Authorship | (A. de Candolle) Irmscher |
| Rank | Subspecies |
| Placed in | Begonia grandis Dryander |
| Citation | 1939 Mitt. Inst. Allg. Bot. Hamburg 10: 494 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Begonia grandis subsp. sinensis (A. de Candolle) Irmscher |
| Identification made in | [no date] (2) |