| Name | Begonia pentandra W. N. Takeuchi |
| Authorship | W. N. Takeuchi |
| Rank | Species |
| Placed in | Begonia Linnaeus |
| Citation | 2015 Phytotaxa 197(1): 39 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Begonia pentandra W. N. Takeuchi |
| Identification made in | [no date] (2), 2015 (1) |