| Name | Begonia micranthera var. venturi L. B. Smith & B. G. Schubert |
| Authorship | L. B. Smith & B. G. Schubert |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Begonia micranthera Grisebach |
| Citation | 1941 Darwiniana 5: 97 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Begonia micranthera var. venturi L. B. Smith & B. G. Schubert |
| Identification made in | 1941 (1), 2006 (2) |